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Author Question: What is the required sample size to be 95% confident that the observed average time is within 2% of ... (Read 39 times)

WWatsford

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Question 1

A manufacturing plant assembly line job has a standard time of 5 minutes. A worker with a performance rating of 87% is assigned the task and given an allowance factor of 13%. What is the worker's average observed time?

Question 2

What is the required sample size to be 95% confident that the observed average time is within 2% of the actual value if the process has a standard deviation of 1 minute and mean of 50 minutes?


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Marked as best answer by WWatsford on Dec 3, 2019

taylorsonier

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Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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WWatsford

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Reply 2 on: Dec 3, 2019
Gracias!


tkempin

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Reply 3 on: Yesterday
Excellent

 

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