What is the rejection rule using the critical value

Reference no: EM13154592

Consider the following hypothesis test:

Ho: u= 12
Ha: u>12

A sample of 25 provided a sample mean x=14 and a sample standard deviation s = 4.32

a. Compute the test statistic.
b. Use the t distribution table to compute a range for the p value
c. At alpha= 0.05, what is the conclusion.
d. What is the rejection rule using the critical value? What is the conclusion?

Reference no: EM13154592

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