On testing Ho: p = 14, H1: 4, = 0.05 level t-test is being
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On testing Ho: p = 14, H1: μ ≠ 4, α = 0.05 level t-test is being considered. What sample size is necessary in order that the probability is 0.1 of falsely failing to reject Ho when the true population mean differs from 14 by 0.5? From a preliminary sample we estimate σ to be 1.25.
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Related Book For 
Probability & Statistics For Engineers & Scientists
ISBN: 9780130415295
7th Edition
Authors: Ronald E. Walpole, Raymond H. Myers, Sharon L. Myers, Keying
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