Suppose ? has a distribution with a mean of 20 and a standard deviation of 3. Random samples of size ? = 49 are drawn. Find the mean ??̅, standard deviation ??̅ of the sampling distribution of ?̅ and find the probability ?(?̅ < 19)
Suppose ? has a distribution with a mean of 20 and a standard deviation of 3. Random samples of size ? = 49 are drawn. Find the mean ??̅, standard deviation ??̅ of the sampling distribution of ?̅ and find the probability ?(?̅ < 19)
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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Suppose ? has a distribution with a mean of 20 and a standard deviation of 3. Random samples of size ? = 49 are drawn. Find the mean ??̅, standard deviation ??̅ of the sampling distribution of ?̅ and find the probability ?(?̅ < 19)
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