Algebra & Trigonometry with Analytic Geometry
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN: 9781133382119
Author: Swokowski
Publisher: Cengage
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Question
Suppose X1, X, are iid, each with some unknown distribution that has an expected value of μ = 25.7 and a standard deviation of σ = 4.3 a) if n = 50, find the approximate probability that the average X is less than 25. b) repeat part a for n = 100 and n 1,000 =
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Transcribed Image Text:Suppose X1, X, are iid, each with some unknown distribution that has an expected value of μ = 25.7 and a standard deviation of σ = 4.3 a) if n = 50, find the approximate probability that the average X is less than 25. b) repeat part a for n = 100 and n 1,000 =
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