If random samples of n observations are drawn from a population with finite mean µ and standard deviation σ, then MATHEMATICALLY show that the sampling distribution of the sample mean x has (a) mean µ, and (b) standard deviation √σ n .
If random samples of n observations are drawn from a population with finite mean µ and standard deviation σ, then MATHEMATICALLY show that the sampling distribution of the sample mean x has (a) mean µ, and (b) standard deviation √σ n .
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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If random samples of n observations are drawn from a population with finite mean µ and standard deviation σ, then MATHEMATICALLY show that the sampling distribution of the sample mean x has
(a) mean µ, and
(b) standard deviation √σ n .
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