Let : fl be the population mean of a certain population. In testing Ho μ = 2.4 versus H₁ : µ ‡ 2.4, a random sample of size 144 was obtained which yield a sample mean of 2.31 and sample standard deviation 0.25. a. Find the P-value. b. Is it reasonable to continue to believe Ho? Explain your answer.

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
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Let be the population mean of a certain population. In testing Ho : μ
μ
2.4 versus H₁ : μ ‡ 2.4, a
random sample of size 144 was obtained which yield a sample mean of 2.31 and sample standard deviation
0.25.
a. Find the P-value.
b. Is it reasonable to continue to believe Ho? Explain your answer.
Transcribed Image Text:= Let be the population mean of a certain population. In testing Ho : μ μ 2.4 versus H₁ : μ ‡ 2.4, a random sample of size 144 was obtained which yield a sample mean of 2.31 and sample standard deviation 0.25. a. Find the P-value. b. Is it reasonable to continue to believe Ho? Explain your answer.
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