Exercise4.6 Continue Example4.1.Auto-WorldJournaldecidedtoextenditspilotstudyonthe credibility ofthecompanysadvertisementbasedon5newcarsbytestingmorecars.Howlarge should aminimalsamplesizebefortesting H0 : = 12 (advertisementisnottrue)vs. H1 : =
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Exercise4.6 Continue Example4.1.“Auto-WorldJournal”decidedtoextenditspilotstudyonthe credibility ofthecompany’sadvertisementbasedon5newcarsbytestingmorecars.Howlarge should aminimalsamplesizebefortesting H0 : μ = 12 (advertisementisnottrue)vs. H1 : μ = 15
(advertisementistrue)toguaranteethattheprobabilitiesofbotherrortypeswillbeatmost0.01?
(Recall that σ2 = 4.)
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Statistical Theory A Concise Introduction Texts In Statistical Science
ISBN: 9781032007458
2nd Edition
Authors: Felix Abramovich, Ya'acov Ritov
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