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3. The heights of the students in a certain school are normally distributed with an average height of 5.7 ft and a standard deviation of 0.7 ft. If a random sample of 45 students is chosen, what is the probability that their height fall between 5.8 ft

3. The heights of the students in a certain school are normally distributed with an average height of 5.7 ft and a standard deviation of 0.7 ft. If a random sample of 45 students is chosen, what is the probability that their height fall between 5.8 ft

MATLAB: An Introduction with Applications
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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Answer number 1 to 3 pls. I don't want to waste my money here thanks. 

Problem Solving 1. Random samples with size 5 are drawn from the population containing the values 26, 32, 41, 50, 58, and 63. a. Determine the number of possible samples with size 5. b. Identify the distribution of the sample means. c. Compute the mean and standard error of the corresponding sampling distribution. 2. The average monthly income of service crews working in fast food chains is Php10,500 with standard deviation of Php500. If a random sample of 15 crews is selected, what is the mean, variance, and standard error of the corresponding distribution of the sample means? 3. The heights of the students in a certain school are normally distributed with an average height of 5.7 ft and a standard deviation of 0.7 ft. If a random sample of 45 students is chosen, what is the probability that their height fall between 5.8 ft and 6 ft?
Transcribed Image Text:Problem Solving 1. Random samples with size 5 are drawn from the population containing the values 26, 32, 41, 50, 58, and 63. a. Determine the number of possible samples with size 5. b. Identify the distribution of the sample means. c. Compute the mean and standard error of the corresponding sampling distribution. 2. The average monthly income of service crews working in fast food chains is Php10,500 with standard deviation of Php500. If a random sample of 15 crews is selected, what is the mean, variance, and standard error of the corresponding distribution of the sample means? 3. The heights of the students in a certain school are normally distributed with an average height of 5.7 ft and a standard deviation of 0.7 ft. If a random sample of 45 students is chosen, what is the probability that their height fall between 5.8 ft and 6 ft?
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