Suppose you are testing the following hypotheses: H0: = 60 Ha: 60 Sample size

Question:

Suppose you are testing the following hypotheses: H0: μ = 60 Ha: μ ≠ 60 Sample size is 49. The sample mean is 68. The population standard deviation is 21. The significance level is .05.
a. Compute the p value for the sample result.
b. Should you reject the null hypothesis? Explain.