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In Testing the Hypotheses H0 μ\mu =50 Vs H1: F μ\mu \neq

Question 19

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In testing the hypotheses H0: μ\mu =50 vs. H1: F μ\mu \neq 50, the following information is known: n = 64,  In testing the hypotheses H<sub>0</sub>:  \mu =50 vs. H<sub>1</sub>: F \mu   \neq  50, the following information is known: n = 64,    \sigma  = 53.5, and  \sigma = 10. The standardized test statistic z equals: A)  1.96 B)  -2.80 C)  2.80 D)  -1.96 σ\sigma = 53.5, and σ\sigma = 10. The standardized test statistic z equals:


A) 1.96
B) -2.80
C) 2.80
D) -1.96

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