9. Perform the following .05 level test: Ho: σ = 2.5 vs. Ha: σ < 2.5, given a random sample of 16 pieces of data had a mean of 13.6 and a standard deviation of 1.7. 9a) What is your Test Statistic value? (3 decimal places) 9b) What is the p-value for this problem? (4 decimal places)
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