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  3. 2. clark heter is an industrial engineer at lyons

2. Clark Heter is an industrial engineer at Lyons Products. He would like to determine whether there...

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Statistics

2.

Clark Heter is an industrial engineer at Lyons Products. Hewould like to determine whether there are more units produced onthe night shift than on the day shift. The mean number of unitsproduced by a sample of 53 day-shift workers was 355. The meannumber of units produced by a sample of 62 night-shift workers was363. Assume the population standard deviation of the number ofunits produced on the day shift is 24 and 32 on the nightshift.

At the 0.01 significance level, is the number of units producedon the night shift larger?

  1. Is this a one-tailed or a two-tailed test?

  • One-tailed test or Two-tailed test

  1. State the decision rule. (Negative value should beindicated by a minus sign. Round your answer to 2 decimalplaces.)

  2. Compute the value of the test statistic. (Negative valueshould be indicated by a minus sign. Round your answer to 2 decimalplaces.)

  3. What is your decision regarding H0?

  • Reject H0. or Do not rejectH0.

Answer & Explanation Solved by verified expert
3.8 Ratings (439 Votes)
Dayshift Workern1 53 355 1 24nightshift Workern2 62 363 2 32a One tailed left tailed testaTest statistic    See Answer
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