Question: PLEASE SHARE STEP-BY-STEP SOLUTION AND THE STATCRUNCH OUTPUT. THANK YOU! Human Resource director of a large company wants to investigate if professional staff takes longer
PLEASE SHARE STEP-BY-STEP SOLUTION AND THE STATCRUNCH OUTPUT. THANK YOU!
Human Resource director of a large company wants to investigate if professional staff takes longer coffee breaks than their technical counterparts. She takes a random sample of 10 professionals and another sample of 10 technicians in the company and determines via their supervisors the amount of time (in minutes) they spent for the coffee breaks during a specific day. The results are available in the Assign2Data.xlsx file., answer the following questions.
Assign2Data:
| Professionals | Technicians |
| 23 | 23 |
| 18 | 21 |
| 34 | 24 |
| 31 | 23 |
| 28 | 28 |
| 33 | 25 |
| 25 | 21 |
| 27 | 21 |
| 32 | 26 |
| 21 | 17 |
(d) Now perform an appropriate nonparametric test at a 5% level of significance. Clearly state hypotheses, significance level, test statistic, decision criteria and conclusion. Also, verify your calculations with StatCrunch output. (Manual Calculations and StatCrunch output)
(e) Which test is more appropriate in this situation? Justify your answer.
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