From a population consisting of 20, 28, 32, 38, and 40, a sample of size 2 will be selected without replacement a) List down all the possible sample of size 2 with replacement and find the mean of each sample. b) Give the probability distribution of the sample mean, X.

From a population consisting of 20, 28, 32, 38, and 40, a sample of size 2 will be selected without replacement a) List down all the possible sample of size 2 with replacement and find the mean of each sample. b) Give the probability distribution of the sample mean, X.

College Algebra

10th Edition

ISBN:9781337282291

Author:Ron Larson

Publisher:Ron Larson

Chapter8: Sequences, Series,and Probability

Section8.7: Probability

Problem 11ECP: A manufacturer has determined that a machine averages one faulty unit for every 500 it produces....

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Question

From a population consisting of 20, 28, 32, 38, and 40, a sample of size 2 will be selected without replacement.
a) List down all the possible sample of size 2 with replacement and find the mean of each sample.
b) Give the probability distribution of the sample mean, X.

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