jimjimbaroo4069 jimjimbaroo4069

13-05-2023
Mathematics

Answered

consider the following hypotheses test. h o: μ ≥ 80 h a: μ < 80 a sample of 121 provided a sample mean of 77.3. the population standard deviation is known to be 16.5. a. Compute the value of the test statistic.
b. Determine the p-value; and using α
= .063, test the above hypotheses.
c. Using the critical value approach and α
= .063, test the hypotheses.

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