Question
A sample of 47 observations is selected from a normal population. The sample mean is 30, and the population standard deviation is 5. Conduct the
| A sample of 47 observations is selected from a normal population. The sample mean is 30, and the population standard deviation is 5. Conduct the following test of hypothesis using the 0.05 significance level. |
| H0: 29 |
| H1: > 29 |
| a. | Is this a one- or two-tailed test? | ||
|
| b. | What is the decision rule?(Round your answer to 3 decimal places.) |
| (Click to select)RejectDo not rejectH0,when z > ? |
| c. | What is the value of the test statistic?(Round your answer to 2 decimal places.) |
| Value of the test statistic = ? |
| d. | What is your decision regardingH0? | ||
|
| There is(Click to select)insufficientsufficientevidence to conclude that the population mean is greater than 29. |
| e. | What is thep-value?(Round your answer to 4 decimal places.) |
| p-value = ? |
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Numerical Analysis
Authors: Richard L. Burden, J. Douglas Faires
9th edition
538733519, 978-1133169338, 1133169333, 978-0538733519
