Consider the following hypothesis test:H0: ?
40Ha: ?< 40A sample of 49 provides a sample mean of 38 and a sample standard deviation of 7.
a.Determine the standard error of the mean.b.Compute the value of the test statistic.c.Determine the p-value; and at a 5% level of significance, test the above hypotheses.
What will be an ideal response?
?
| a. | 1 |
| b. | t = -2 |
| c. | p-value is between .025 and .05; reject H0 |
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What will be an ideal response?