Question: Sample mean x= 13.85 Population mean = 12 Sample standard deviation s = 2.64 Sample size n = 33 Significance level = 0.01 Is the

Sample mean x= 13.85 Population mean = 12 Sample standard deviation s = 2.64 Sample size n = 33 Significance level = 0.01

Is the difference significant? Set alpha=.01. In your answer include: (Hint draw a random sample first and then do Descriptives to obtain the mean)

State the assumptions
The null and alternate hypotheses.
Establish the critical region.
Compute the test statistic.
Make a decision and conclusion.

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