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Given the following hypothesis:      H0 : μ ≤ 12 H1 : μ > 12 For...

Given the following hypothesis:  
  
H0 : μ ≤ 12
H1 : μ > 12

For a random sample of 10 observations, the sample mean was 14 and the sample standard deviation 4.80. Using the .05 significance level:

(a) State the decision rule. (Round your answer to 3 decimal places.)
  (Click to select)Cannot rejectReject H0 if t >
(b) Compute the value of the test statistic. (Round your answer to 2 decimal places.)
  Value of the test statistic   
(c) What is your decision regarding the null hypothesis?
  (Click to select)RejectCannot reject H0. The mean (Click to select)isis not greater than 12.


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