Question
The Tampa Bay (Florida) Area Chamber of Commerce wanted to know whether the mean weekly salary of nurses was larger than that of school teachers.
The Tampa Bay (Florida) Area Chamber of Commerce wanted to know whether the mean weekly salary of nurses was larger than that of school teachers. To investigate, they collected the following information on the amounts earned last week by a sample of school teachers and nurses. |
School teachers ($) | 845 | 826 | 827 | 875 | 784 | 809 | 802 | 820 | 829 | 830 | 842 | 832 |
Nurses ( $ ) | 841 | 890 | 821 | 771 | 850 | 859 | 825 | 829 |
Is it reasonable to conclude that the mean weekly salary of nurses is higher? Use the .01 significance level.Hint: For the calculations, assume the nurses as the first sample. |
Click here for the Excel Data File |
1. | This is a(Click to select)onetwo-tailed test. |
2. | The decision rule is to rejectiftis(Click to select)equal togreater thanless than(Round your answer to 3 decimal places.) |
3. | The test statistic ist=.(Round your answer to 3 decimal places.) |
4. | What is your decision regarding?(Click to select)Reject.Do not reject. |
5. | What is thep-value? (Click to select)Between 0.001 and 0.01.Less than 0.001.Greater than 0.1.Between 0.01 and 0.1. |
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