In Testing the Hypotheses:
H₀ : ? = 22 $\sigma$ = 15, N = 50, X-Bar = 17

question 13

Essay

In testing the hypotheses:
H₀ : ? = 22.
H₁ : ? < 22
the following information was given: $\sigma$ = 15, n = 50, x-bar = 17.5, $\alpha$ = 0.04.
a. Calculate the value of the test statistic.
b. Set up the rejection region.
c. Determine the p-value.
d. Interpret the result.

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