You have a fair 12 sided die numbered 1, 2, ..., 12 and you are interested in rolling a 7.Find ua, Oa, Oa for all possible samples of 44 rolls of the die.2What is the average sample proportion for the population consisting of all such possible sample proportions?%3DWhat is the standard deviation of the population consisting of all such possible sample proportions?OA =What is the variance of the population consisting of all such possible sample proportions?%3D(Round to 6 decimal places as needed)Ask my instructorClear allCheck answerFEBWEX28

List of formulae : Mean of sampling distribution of sample proportion ( p^ ) : μp^ = p Standard…

Answered: You have a fair 12 sided die numbered…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Consider the following. n = 5 measurements: 3, 2, 3, 5, 1 Calculate the sample variance, s2, using the definition formula. s2 = Calculate the sample variance, s2 using the computing formula. s2 = Calculate the sample standard deviation, s. (Round your answer to three decimal places.) s =
Listed below are the top 10 annual salaries (in millions of dollars) of TV personalities. Find the range, variance, and standard deviation for the sample data. Given that these are the top 10 salaries, do we know anything about the variation of salaries of TV personalities in general? a. the range of the sample data is $ million. (Type an integer or a decimal.) b.The variance of the sample data is (Round to two decimal places as needed.) c. The standard deviation of the sample data is $ million. (Round to two decimal places as needed.)
In looking at the results of a standardized exam, 72% of those taking the test choose the correct answer on the first question. Answer the following for 400 test takers who are to be randomly chosen. After taking the sample and administering the test, 320 of the test takers answer the first question correctly. The sample proportion is ____________________. Find the mean and variance for the distribution of sample proportions from samples of size n = 400. Mean: __________________ Variance: ___________________ The probability is ____________________ for taking another random sample of size n = 400 test takers and more than 75% of them getting the correct answer on this question.
Listed below are the top 10 annual salaries (in millions of dollars) of TV personalities. Find the range, variance, and standard deviation for the sample data. Given that these are the top 10 salaries, do we know anything about the variation of salaries of TV personalities in general? a. The range of the sample data is million. (Type an integer or a decimal.) b. The variance of the sample data is (Round to two decimal places as needed.) c. The standard deviation of the sample data is $million. (Round to two decimal places as needed.)
The distribution of the number of motor vehicles per household in the United States (the population) and sampling distributions of the mean for samples of size 4 and 10 are shown in below. A.Which distribution is which? Make a rough estimate of the mean and standard deviation of each distribution. Explain the reasons of your choices.b. The mean of the population is about 1.7. Theoretically, what is the mean of the sampling distribution for samples of size 4? Of size 10? Are these computed means consistent with your estimates of the means in the histograms? Briefly explain.c. The standard deviation of the population is about 1. Theoretically, what is the Standard Error (SE) of the sampling distribution for samples of size 4? Of size 10? Are these computed SEs consistent with your estimates of the SEs in the histograms? Briefly explain.d. Compare the shapes of the three distributions. Are the shapes consistent with the Central Limit Theorem? Briefly explain.
A vertical line is drawn through a normal distribution so that 47.5% of the distribution is located between the line and the mean. The line is drawn at z = 1,96 or at z = -1.96. Question 13 options: True or False
The annual salary for one particular occupation is normally distributed, with a mean of about $132,000 and a standard deviation of about $16,000. Random samples of 26 are drawn from this population, and the mean of each sample is determined. Find the mean and standard deviation of the sampling distribution of these sample means. Then, sketch a graph of the sampling distribution.
A population has a mean = 73 and a standard deviation σ = 22. Find the mean and standard deviation of a sampling distribution of sample means with sample size n=240. 1x = (Simplify your answer.)
A population has a mean µ = 87 and a standard deviation o=27. Find the mean and standard deviation of a sampling distribution of sample means with sample size n = 81. (Simplify your answer.)

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