17. A random of size 25 is taken with replacement from a population with u 121.4 and o? = 50.5. Find the mean Hz- с. 122.5 D. 122 A. 121.4 В. 121.5 18. Which of the following is stated in the Central Limit Theorem? A. The sampling distribution of the sample means approaches a normal distribution as the sample size decreases, no matter what the shape of the distribution is. B. The sampling distribution of the sample means approaches a normal distribution as the sample size increases, no matter what the shape of the distribution is. C. The sampling distribution of the sample means deviates from a normal distribution as the sample size decreases, no matter what the shape of the distribution is. D. The sampling distribution of the sample means deviates from a normal distribution as the sample size increases, no matter what the shape of the distribution is. 19. Why is it important to sample not more than 10% of the population when the sample is drawn without replacement? A. To reduce the effort when gathering data from the sample B. To lessen the expenses that may occur during the conduct of research C. To minimize the chance of creating a significant change when removing each item in the observation D. To clearly see the behavior of the sample and then create a significant change from the population 20. The independence condition for the Central Limit Theorem is assumed to be met when A. the sample is biased B. the sample is randomly selected C. the sample is drawn with replacement D. the sample is drawn without replacement
17. A random of size 25 is taken with replacement from a population with u 121.4 and o? = 50.5. Find the mean Hz- с. 122.5 D. 122 A. 121.4 В. 121.5 18. Which of the following is stated in the Central Limit Theorem? A. The sampling distribution of the sample means approaches a normal distribution as the sample size decreases, no matter what the shape of the distribution is. B. The sampling distribution of the sample means approaches a normal distribution as the sample size increases, no matter what the shape of the distribution is. C. The sampling distribution of the sample means deviates from a normal distribution as the sample size decreases, no matter what the shape of the distribution is. D. The sampling distribution of the sample means deviates from a normal distribution as the sample size increases, no matter what the shape of the distribution is. 19. Why is it important to sample not more than 10% of the population when the sample is drawn without replacement? A. To reduce the effort when gathering data from the sample B. To lessen the expenses that may occur during the conduct of research C. To minimize the chance of creating a significant change when removing each item in the observation D. To clearly see the behavior of the sample and then create a significant change from the population 20. The independence condition for the Central Limit Theorem is assumed to be met when A. the sample is biased B. the sample is randomly selected C. the sample is drawn with replacement D. the sample is drawn without replacement
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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