The probability of tossing two dice and showing at least a 4 or the sum of dice is precisely 7 is 5/12 or approximately 0.417.
To find the probability of tossing two dice and showing at least a 4 or the sum of dice is precisely 7, we need to add the probabilities of these two events happening.
The probability of rolling at least a 4 on one die is 3/6, or 1/2 because there are three ways to roll a number greater than or equal to 4 (4, 5, or 6) out of six possible outcomes. The probability of rolling at least a 4 on both dice is the product of the probabilities of rolling at least a 4 on each die, which is (1/2) x (1/2) = 1/4.
The probability of rolling a sum of 7 on two dice is 6/36, or 1/6 because there are six possible ways to roll a sum of 7 (1+6, 2+5, 3+4, 4+3, 5+2, or 6+1) out of 36 possible outcomes.
To find the probability of rolling at least a 4 or a sum of 7, we need to subtract the probability of rolling both from the total probability of rolling either. The total probability of rolling at least a 4 or a sum of 7 is the sum of their probabilities minus the probability of rolling both, which is:
(1/2) + (1/6) - (1/4) = 5/12
Therefore, the probability of tossing two dice and showing at least a 4 or the sum of dice is precisely 7 is 5/12 or approximately 0.417.
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Using a standard deck of cards, a gamer drew one card and recorded its value. They continued this for a total of 100 draws. The table shows the frequency of each card drawn. Card A 2 3 4 5 6 7 8 9 10 J Q K Frequency 4 7 5 6 7 6 8 10 7 10 8 12 10 Based on the table, what is the experimental probability that the card selected was a K or 6? one over 26 four over 25 one fourth 8 over 13
The answer of the given question based on the Probability is, the experimental probability that the card selected was a K or 6 is 19/100 or 0.19.
What is probability ?
Experimental probability is a method of determining the probability of an event occurring based on experimental data. It involves conducting an experiment or observation and recording the number of times the event of interest occurs, then calculating the ratio of the number of times the event occurred to the total number of trials or observations.
Experimental probability is often used in fields such as science, engineering, and social sciences, where empirical data is collected through experimentation or observation. It is a useful tool for making predictions and testing hypotheses based on real-world data.
The number of times a K or 6 was drawn is the sum of their respective frequencies, which is:
Frequency of K or 6 = Frequency of K + Frequency of 6 = 12 + 7 = 19
The total number of cards drawn is 100, so the experimental probability of drawing a K or 6 is:
Experimental probability = Frequency of K or 6 / Total number of cards drawn = 19 / 100
Therefore, the experimental probability that the card selected was a K or 6 is 19/100 or 0.19, which is approximately equal to 4/21 or 0.1905 when expressed as a fraction or rounded to four decimal places.
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The experimental likelihood that the chosen card was either a K or a 6 is 13/100, or 0.13 or 13%.
What is the prοbability?The likelihood of results occurring is examined in the study of probability, which is based on the ratio of likely to improbable scenarios.
It is necessary to add the frequencies of cards K and 6 and divide by the total number of draws in order to determine the experimental probability of drawing a K or 6:
Frequency οf K οr 6 = 7 + 6 = 13
Tοtal number οf draws = 4 + 7 + 5 + 6 + 7 + 6 + 8 + 10 + 7 + 10 + 8 + 12 + 10 = 100
Experimental prοbability οf drawing a K οr 6 = Frequency οf K οr 6 / Tοtal number οf draws = 13 / 100
Therefore, the experimental likelihood that the chosen card was a K or 6 is 13/100, or 0.13 or 13%.
The correct response is 8 over 13, as that is the easiest answer to the 13/100 question.
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hi! i need help checking these problems!!
1) 12x + 9 = -15 i know the answer i just need help checking!
2) x/7 - 4 = 4 same with this i need help checking it!
Answer:
Part 1: x = -2
Part 2: x = 56
Step-by-step explanation:
Part 1:
12x + 9 = -15
Given that-
12x + 9 = -15
12x + 9 - 9 = -15 -9 >> Subtract 9 to both sides
12x = -24
12x/12 = -24/12 >> Divide both sides by 12
x = -2
Check Answer:
12(-2) + 9 = -15 >> 12 × -2 = -24
-24 + 9 = -15 >> -24 + 9 = -15
-15 = -15 >> Correct
Part 2:
x/7 - 4 = 4
Given that-
x/7 - 4 = 4
x/7 - 4 + 4 = 4 + 4 >> Add 4 to both sides
x/7 = 8
7x/7 = 8 × 7 >> Multiply both sides by 7
x = 56
Check Answer-
Substitute x in the equation the check.
56/7 - 4 = 4 >> 56/7 = 8
8 - 4 = 4 >> 8 - 4 = 4
4 = 4 >> Correct
RevyBreeze
Find the greatest common factor of 14 and 34
Answer:
2
Step-by-step explanation:
14/2=7
34/2=17
For each of the figures write an absolute value equation that has the following solution set.
Absolute Value Equation for a Horizontal Line Passing Through Two Points -1/2 and 3/2.
The solution set given as a straight horizontal line passing through the points -1/2 and 3/2 can be represented as:
| x - 1 | = 1/2
The absolute value function | x - 1 | gives the distance between x and 1 on the number line.Since the given solution set is a straight horizontal line passing through -1/2 and 3/2, the midpoint of the two points would be 1.The distance between the midpoint (1) and one of the points (-1/2 or 3/2) would be 1/2.Therefore, the equation | x - 1 | = 1/2 represents the set of all values of x that are at a distance of 1/2 units away from the midpoint 1, which is the straight horizontal line passing through -1/2 and 3/2.To learn more about horizontal line, visit:
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what is the diameter of a sphere with a volume of 944 cm 3 , 944 cm 3 , to the nearest tenth of a centimeter?
The required diameter of the sphere for the given volume of the sphere is equal to 12.2 cm (rounded to one decimal place)
Volume of the sphere = 944cm^3
Let us consider V be the volume of the sphere.
And r be the radius of the sphere.
The formula for the volume of a sphere is,
V = (4/3) × π × r^3
Solve for the radius of the sphere by rearranging the formula as follows,
⇒ r^3 = (3/4) × (V/π)
⇒r = [(3/4)×(V/π)]^(1/3)
Substituting V = 944 cm^3, we have,
⇒ r = [(3/4) ⇒ (944/π)]^(1/3)
⇒r ≈ 6.08 cm
⇒r ≈ 6.1 cm (rounded to one decimal place)
The diameter of the sphere is twice the radius, so the diameter is,
d = 2r
≈ 12.2 cm (rounded to one decimal place)
Therefore, the diameter of the sphere with a volume of 944 cm^3 to the nearest tenth of a centimeter is 12.2 cm.
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20) Evaluate. helpp me plsss
The value of the logarithm of numbers is 1/4
What is logarithm?In mathematics, the logarithm is the inverse function to exponentiation. That means the logarithm of a number x to the base b is the exponent to which b must be raised, to produce x.
The given logarithm is 1 + log₇25
Simplifying this we have log₇25 = -1
Taking the logarithm of both sides we have
log₇25 = -100x
25 =7⁻¹⁰⁰ˣ
100x = 25
Dividing by 100
x = 25/100
X = 1/4
Therefore the value of the logarithm is 1/4
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integers $a$, $b$, $c$, and $d$, not necessarily distinct, are chosen independently and at random from $0$ to $2007$, inclusive. what is the probability that $ad-bc$ is even?
If integers a, b, c, and d, not necessarily distinct, are chosen independently and at random from 0 to 2007, the probability that ad-bc is even is 10/16.
To solve the problem, we need to consider the parity of the product ad and bc separately. If both ad and bc are even, then their difference (ad-bc) is even. If both ad and bc are odd, then their difference is even as well. However, if one of ad and bc is odd and the other is even, then their difference is odd.
For ad to be even, either a or d (or both) must be even. Similarly, for bc to be even, either b or c (or both) must be even. Therefore, the probability that ad and bc are both even is the product of the probabilities that a, b, c, and d are even:
P(ad even) = P(a even)P(d even) = (1004/2008)^2 = 1/4
P(bc even) = P(b even)P(c even) = (1004/2008)^2 = 1/4
The probability that ad-bc is even is the sum of the probabilities that both ad and bc are even and that both ad and bc are odd:
P(ad-bc even) = P(ad even and bc even) + P(ad odd and bc odd)
= P(ad even)P(bc even) + P(ad odd)P(bc odd)
= 1/4 * 1/4 + 3/4 * 3/4
= 1/16 + 9/16
= 10/16
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read the story. steve is saving up for a new bike, so he gets a summer job at the sugar scoops ice cream shop. all of the money he earns from tips goes toward the new bike. a customer leaves a tip 50% of the time, and there are 5 customers in line. how likely is it that all of the customers will give steve a tip? which simulation could be used to fairly represent the situation?
There is a there is a 3.125% chance that all five customers will give Steve a tip.
How there is a 3.125% chance that all five customers will give Steve a tip?To calculate the probability of all five customers giving Steve a tip, we need to multiply the probability of one customer giving a tip (0.5) by itself five times since each customer's tip is an independent event. So, the probability is:
0.5 * 0.5 * 0.5 * 0.5 * 0.5 = 0.03125
So, there is a 3.125% chance that all five customers will give Steve a tip.
To simulate this situation, we could use a random number generator that generates either 0 or 1, with a 50% chance of each. We could then repeat this process five times and count the number of times we get five ones (representing all five customers giving a tip). We could then use the proportion of times we get five ones out of the total number of simulations to estimate the probability of all five customers giving a tip. We would want to repeat the simulation many times to get a more accurate estimate.
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If 21 and 22 are vertical angles, 22 and 23 are complementary
angles, and m/1 = 71, find m/3.
According to the question the measure of angle 3, or m∠3, is also 19 degrees since angle 2 and angle 3 are vertical angles. So: m∠3 = m∠23 = 19°
We know that vertical angles are congruent, so if angle 21 and angle 22 are vertical angles, then:
m∠21 = m∠22
We also know that angle 22 and angle 23 are complementary angles, which means:
m∠22 + m∠23 = 90°
Substituting m∠22 with m∠21, we get:
m∠21 + m∠23 = 90°
We are given that m∠21 = 71 degrees, so we can substitute that in the equation:
71° + m∠23 = 90°
Subtracting 71° from both sides, we get:
m∠23 = 19°
Therefore, the measure of angle 3, or m∠3, is also 19 degrees since angle 2 and angle 3 are vertical angles. So:
m∠3 = m∠23 = 19°
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what is the probability of rolling a value higher than eight with a pair of fair dice? question 15 options: 6/36 18/36 10/36 8/36 12/36
Explanation:
We want a dice sum larger than 8. Meaning we want the sum to be either: 9, 10, 11, or 12
Here are the four ways to add to 9
3 + 6 = 9
4 + 5 = 9
5 + 4 = 9
6 + 3 = 9
Here are the three ways to add to 10
4 + 6 = 10
5 + 5 = 10
6 + 4 = 10
and here are the two ways to add to 11
5 + 6 = 11
6 + 5 = 11
and finally there's only one way to get a sum of 12
6 + 6 = 12
There are 4+3+2+1 = 10 different sums we want out of 6*6 = 36 dice rolls possible.
That's how we get to 10/36 as the final answer.
10/36 reduces to 5/18, but it appears your teacher decided not to reduce.
The correct option is D.
The probability of rolling a value higher than eight with a pair of fair dice is 4/36 or 1/9.What is the probability of rolling a value higher than eight with a pair of fair dice?To find the probability of rolling a value higher than eight with a pair of fair dice, you have to find the number of ways to get a sum greater than 8 and divide it by the total number of possible outcomes when rolling two dice.The maximum sum that can be obtained by rolling two dice is 12 (6 + 6). So, we need to find the number of ways that we can obtain 9, 10, 11, or 12. The possible combinations are:(3,6), (4,5), (5,4), (6,3), (4,6), (5,5), (6,4), (5,6), (6,5), and (6,6).Therefore, there are 10 possible outcomes in which the sum of the two dice is greater than 8. The total number of possible outcomes when rolling two dice is 6 × 6 = 36.So, the probability of rolling a value higher than eight with a pair of fair dice is:10/36 = 5/18 or approximately 0.277 or 27.7%.
Therefore the correct answer is option D ) 8/36.
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What is the value of x?
Answer:
x = 23
Step-by-step explanation:
180 - 100 = 80
51 + 80 = 131
180- 131=49
49= 2x +3
49 - 3= 46
46=2x
46/ 2= 23
X= 23
What is the acceleration due to gravity on planet Earth in meters per second squared?
Step-by-step explanation:
Approx 9.81 m/s^2
Which is the correct order of the polynomial 7x3y3-3xy5+2x2y4-x4y2 in descending powers of x?
A.-x4y2+7x3y3+2x2y4-3xy5
B.-3xy5+2x2y4+7x3y3-x4y2
C.7x3y3-3xy5+2x2y4-x4y2
D.-x4y2+2x2y4-3xy5+7x3y3
The correct order of the polynomial [tex]7x^3y^3 - 3xy^5 + 2x^2y^4 - x^4y^2[/tex] in descending powers of x is:
[tex]-x^4y^2 + 7x^3y^3 + 2x^2y^4 - 3xy^5[/tex]
Therefore, the answer is option A.
What is polynomial function?
A polynomial function is a mathematical function that consists of a sum of terms, where each term is a constant multiplied by one or more variables raised to a non-negative integer power.
When we arrange a polynomial in descending order of powers of one of its variables, it means we are writing the terms with the highest power first, followed by terms with the next highest power, and so on until we reach the constant term (which has no variable).
In this case, the polynomial is [tex]7x^3y^3-3xy^5+2x^2y^4-x^4y^2[/tex]. To write this in descending order of powers of x, we need to start with the term that has the highest power of x, which is [tex]-x^4y^2[/tex].
Then we write the term with the next highest power of x, which is [tex]7x^3y^3[/tex]. After that, we write the term with the next highest power of x, which is [tex]2x^2y^4[/tex]. Finally, we write the term with the lowest power of x, which is [tex]-3xy^5[/tex].
So the correct order of the polynomial in descending powers of x is option A: [tex]-x^4y^2+7x^3y^3+2x^2y^4-3xy^5[/tex].
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how to find the area of a triangle without a given base
Answer:
Step-by-step explanation:
is there a height? Is the triangle with a 90 degrees angle? Is there any other conditions that are given?
How many yards are there if there are 5 1/2 feet?
Answer:
1.83 yards
Step-by-step explanation:
in trapezold WXYZ, side WX is parallel to side Y2, and YZ is 4.25 cm long. The mid-segment of trapezold WXYZ Is 2.75 cm long. Find the length of side WX (in cm).
The calculatd value of the length of side WX is 1.25 cm.
Finding the length of side WX (in cm).Let's call the length of side WX "x".
The mid-segment of a trapezoid is the line segment connecting the midpoints of the non-parallel sides.
The length of the mid-segment is equal to the average of the lengths of the two parallel sides. In this case, the mid-segment is 2.75 cm long and connects the midpoints of sides WZ and XY.
We can use the formula for the length of the mid-segment of a trapezoid:
mid-segment length = (length of side WZ + length of side XY) / 2
Plugging in the values we know, we get:
2.75 = (x + 4.25) / 2
Multiplying both sides by 2, we get:
5.5 = x + 4.25
Subtracting 4.25 from both sides, we get:
x = 1.25
Therefore, the length of side WX is 1.25 cm.
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what is the value of x?
Answer:
42
Step-by-step explanation:
evaluate each expressions when a=2and b=6. 7a-ab+b
A 3-pack of jump ropes costs $9.38. What is the unit price, rounded to the nearest cent?
Answer:
3.13
Step-by-step explanation:
The price of all three ropes together - $9.38
Price of one unit -9.38/3.=
3.12666 ; Nearest round figured cent would be $3.13
HELP ME PLEASEEE FAT OMG
Answer:
ITS 15 ITS A C = 15
Step-by-step explanation:
HOPE THIS HELPS
PL Z GIVE BRAINLIEST
Does anyone have the Unit: Functions homework 3 WRITING EQUATIONS OF LINEAR FUNCTIONS ???
The Equation of the linear function is y = 2x + 1.
Here's a step-by-step explanation using the terms you've provided:
1. Identify the slope (m) and y-intercept (b): In a linear function, the equation is typically written in the form y = mx + b, where m represents the slope and b represents the y-intercept.
2. Find the slope: If you're given two points on the line (x1, y1) and (x2, y2), you can find the slope by using the formula: m = (y2 - y1) / (x2 - x1).
3. Determine the y-intercept: If you know the slope and one point on the line (x, y), you can find the y-intercept by rearranging the equation: b = y - mx.
4. Write the equation: Once you have the slope and y-intercept, you can write the equation in the form y = mx + b.
For example, suppose you are given two points on a line: (1, 3) and (3, 7). To write the equation of the linear function:
Step 1: Find the slope (m):
m = (7 - 3) / (3 - 1) = 4 / 2 = 2
Step 2: Determine the y-intercept (b) using one of the points, say (1, 3):
b = 3 - (2 * 1) = 1
Step 3: Write the equation:
y = 2x + 1
So, the equation of the linear function is y = 2x + 1.
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The area of a rectangle measured in cm2, is numerically equal to its perimeter, measured in cm.
The length of the rectangle is 5 times its width.
Calculate the width and length of the rectangle. Give your answers in centimetres.
Let's use "w" to represent the width of the rectangle and "l" to represent the length.
According to the problem statement, the area of the rectangle is numerically equal to its perimeter, so we can write:
2(l + w) = lw
Simplifying this equation, we get:
2l + 2w = lw
Dividing both sides by 2, we get:
l + w = 0.5lw
Multiplying both sides by 2, we get:
2l + 2w = lw
Since the length of the rectangle is 5 times its width, we can write:
l = 5w
Substituting this into the previous equation, we get:
2(5w) + 2w = 5w^2
Simplifying this equation, we get:
10w + 2w = 5w^2
12w = 5w^2
Dividing both sides by w, we get:
12 = 5w
So the width of the rectangle is:
w = 12/5 = 2.4 cm
And the length of the rectangle is:
l = 5w = 12 cm
Therefore, the width of the rectangle is 2.4 cm and the length of the rectangle is 12 cm.
Answer:
Width: 2.4 cm
Length: 12 cm
Step-by-step explanation:
Let the width of the rectangle be w cm, and the length be 5w cm. The area A and perimeter P of the rectangle can be expressed as follows:
Area (A) = length × width
A = 5w × w = 5w^2 cm^2
Perimeter (P) = 2 × (length + width)
P = 2 × (5w + w) = 2 × 6w = 12w cm
According to the problem, the area is numerically equal to the perimeter:
A = P
5w^2 = 12w
To solve for w, we can rearrange the equation:
5w^2 - 12w = 0
w(5w - 12) = 0
This equation has two possible solutions:
w = 0
In this case, the width would be 0 cm, which doesn't form a valid rectangle.
5w - 12 = 0
5w = 12
w = 12/5 = 2.4 cm
For the second solution, the width is 2.4 cm. Now, we can calculate the length:
length = 5w
length = 5 × 2.4 = 12 cm
So, the width of the rectangle is 2.4 cm, and the length is 12 cm.
say mr beast had 1,000 and wants to spilt it eqauly between 5 people how much money does each person get closet one gets brainest
Answer:
Step-by-step explanation:
1000 / 5 = 200
So if their 5 people they would share the money 200 hundred per person.
a sample of provided a sample mean and a sample standard deviation . a. compute the value of the test statistic (to decimals). b. use the distribution table (table 2 in appendix b) to compute a range for the -value. the -value is between 0.01 and 0.025 c. at , what is your conclusion? reject null hypothesis . d. what is the rejection rule using the critical value? (use .)
The test statistic for the given hypothesis test is 2.31, indicating a significant difference between the sample mean and the hypothesized mean. The p-value is less than 0.025, and at a significance level of 0.05, the null hypothesis is rejected, concluding that the true population mean is greater than 12. The rejection rule using the critical value is to reject the null hypothesis if the test statistic is greater than 1.645.
To compute the test statistic, we first need to calculate the standard er ror of the mean:
SE = /sqrt(n) = 4.32/sqrt(25) = 0.864
Then, we can calculate the test statistic:
z = (sample mean - hypothesized mean)/SE = (14 - 12)/0.864 = 2.315
Rounding to 2 decimals, the test statistic is 2.31.
The degrees of freedom for this test are 24 (n-1), so we can find the range for the p-value using a t-distribution table with 24 degrees of freedom. For a two-tailed test at a significance level of 0.05, the range is between 2.064 and 2.492. Since the test statistic (z = 2.31) falls outside this range, the p-value is less than 0.025.
At a significance level of 0.05, since the p-value is less than 0.05, we reject the null hypothesis and conclude that there is evidence to support the alternative hypothesis that the true population mean is greater than 12.
The rejection rule using the critical value at a significance level of 0.05 is to reject the null hypothesis if the absolute value of the test statistic is greater than 1.96 (for a two-tailed test) or if the test statistic is greater than 1.645 (for a one-tailed test).
In this case, the test is one-tailed and the critical value is 1.645 (obtained from a t-distribution table with 24 degrees of freedom). Since the test statistic (z = 2.31) is greater than 1.645, we reject the null hypothesis.
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in 2015 there were about 22 million teenagers (ages 13-17) in the united states. they each sent an average of 900 text messages per month. About how many text messages did all of the teenagers in the united states send each month
express your answer in scientific notation
To express the ans in scientific notation is 1.98 x [tex]10^{10}[/tex] text messages per month.
How to calculate Average?You must add up all of the numbers in a set and divide the result by the total amount of numbers in order to determine the average of the set of numbers. The mean is another name for this.
The steps to calculating the average are as follows:
Sum up each of the set's numbers.
Count how many numbers there are in all.
subtract the total number of numbers from the sum of the numbers.
The average (mean) is calculated using the following formula:
Average equals ((Sum of Numbers)/ (Total Number of Numbers)
To calculate the total number of text messages sent by all teenagers in the United States in a month, we can multiply the number of teenagers by the average number of text messages sent by each teenager:
Total text messages = (number of teenagers) x (average number of text messages per teenager)
Total text messages = 22,000,000 x 900
Multiplying these numbers gives us:
Total text messages = √19,800,000,000
Total text messages = 140712.473 text messages per month.
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1. four buses carrying 100 students from the same school arrive at a football stadium. the busses carry, respectively, 10, 20, 30, and 40 students. one of the 100 students is randomly selected and let x denote the number of students on the bus carrying the randomly selected student. let y denote the number of students when one of the 4 buses is randomly selected. (a) explain (without any computation) which of e[x] or e[y ] you think is larger? why?
Answer:
2 bus
Step-by-step explanation:
The expected value of y is larger than the expected value of x. This is because y takes into account the number of students on all 4 buses, while x only takes into account the students on the bus with the randomly selected student.
The expected value of a random variable represents the average value of that variable over multiple trials. In this case, x is a random variable representing the number of students on the bus carrying the randomly selected student, and y is a random variable representing the number of students on the randomly selected bus.
The expected value of x can be calculated as follows:
E[x] = (10/100)×10 + (20/100)×20 + (30/100)×30 + (40/100)×40
= 16 + 12 + 9 + 16
= 53/4
= 13.25
This means that, on average, the bus carrying the randomly selected student would have 13.25 students.
The expected value of y can be calculated as follows:
E[y] = (1/4)×10 + (1/4)×20 + (1/4)×30 + (1/4)×40
= 25
This means that, on average, the randomly selected bus would have 25 students.
As expected, the expected value of y is larger than the expected value of x. This is because y takes into account the number of students on all 4 buses, while x only takes into account the students on the bus with the randomly selected student. Since the number of students on the other 3 buses can vary widely, y has a higher expected value than x.
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ESTION I Determine, using the rules of differentiation: dy if y= 플 dx Show ALL calculations. 1. 2 6x³
The derivative of y = 6x^3 with respect to x is dy/dx = 18x^2.
Differentiating the equationFrom the question, we have the following parameters that can be used in our computation:
y = 6x^3
To find the derivative of y with respect to x, we can use the power rule of differentiation, which states that the derivative of x^n with respect to x is n*x^(n-1).
Using this rule, we can differentiate y = 6x^3 as follows:
dy/dx = d/dx (6x^3)
= 6 * d/dx (x^3)
= 6 * 3x^2 (applying the power rule with n=2)
= 18x^2
Therefore, the derivative of y = 6x^3 with respect to x is dy/dx = 18x^2.
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james sets off from home on a bike.The graph journey.
a)what is james' average speed on his outward journey
Step-by-step explanation:
james sets off from home on a bike.The graph journey.
a)what is james' average speed on his outward journey
james sets off from home on a bike.The graph journey.
a)what is james' average speed on his outward journey
Jack found an antique coin as shown. what is the area of the coin?
The area of the cutout and the coin is as follows:
(A) 9mm²
(B) 293 mm²
What is the area?The size of a patch on a surface is determined by its area.
Surface area refers to the area of an open surface or the boundary of a three-dimensional object, whereas the area of a plane region or plane area refers to the area of a form or planar lamina.
The area of a plane figure is the area that its perimeter encloses.
The quantity of unit squares that cover a closed figure's surface is its area.
Square units like cm² and m² are used to measure area.
Area of the cutout:
A = s²
A = 3²
A = 9mm²
Area of the coin:
A = πr²
A = π9.8²
A = π9.8²
A = π96.04
A = 301.5656
Then,
301.5656 - 9
292.5656
Rounding off: 293 mm²
Therefore, the area of the cutout and the coin is as follows:
(A) 9mm²
(B) 293 mm²
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The line plot displays the number of roses purchased per day at a grocery store.
A horizontal line starting at 0 with tick marks every one unit up to 10. The line is labeled Number of Rose Bouquets, and the graph is titled Roses Purchased Per Day. There is one dot above 10. There are two dots above 1 and 4. There are three dots above 2 and 5. There are 4 dots above 3.
Which of the following is the best measure of center for the data, and what is its value?
The median is the best measure of center, and it equals 3.5.
The median is the best measure of center, and it equals 3.
The mean is the best measure of center, and it equals 3.
The mean is the best measure of center, and it equals 3.5
The best measure of center for this data would be the median, as it is less affected by outliers and works well for skewed data. To find the median, we arrange the data in order: 1, 1, 2, 2, 2, 3, 3, 3, 3, 4, 4, 4, 4, 5, 5, 5. There are 16 data points, so the median would be the average of the 8th and 9th values, which is 3.5. Therefore, the best measure of center for this data is the median, and its value is 3.5.
So the correct answer is: The median is the best measure of center, and it equals 3.5.
Joe D. Curios is exploring a river with a strong curent. He paddles upstream by day taking measurements and readings of water quality going 5 miles a day. He drops an anchor at night, but the current is so strong is still pushes his boat 3 miles downstream each night. His destination is the dam, which is 10 miles upstream from his starting point . If he starts his journey on june 1, when will he reach the dam?
CAN U PLEASE WRITE THE WHOLE EQUATION OUT ON A PIECE OF PAPER PLEASE>>>>>>>>
Joe will reach the dam on June 6, which is 5 days after he starts his journey on June 1.
What is distance?
Distance is the measure of how far apart two objects or locations are from each other.
Let's first calculate the net distance Joe travels each day:
Net distance = Distance paddled upstream - Distance pushed downstream by the current
Net distance = 5 miles - 3 miles
Net distance = 2 miles
This means that Joe moves 2 miles closer to the dam each day.
To reach the dam, Joe needs to cover a distance of 10 miles upstream from his starting point. Since he covers 2 miles per day, he will take:
Days taken to reach the dam = Distance to cover ÷ Distance covered each day
Days taken to reach the dam = 10 miles ÷ 2 miles per day
Days taken to reach the dam = 5 days
Therefore, Joe will reach the dam on June 6, which is 5 days after he starts his journey on June 1.
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