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Author Question: A time-study analyst is determining the standard time for a work element. The select time is 6.0 ... (Read 191 times)

sarasara

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on: Apr 18, 2020
A time-study analyst is determining the standard time for a work element. The select time is 6.0 minutes, and the standard deviation of the select time is 2.2 minutes, based on a pilot sample of 20 observations. What is the appropriate sample size if the estimate for the select time is to be within 10 percent of the true average time 95 percent of the time?
◦ Greater than or equal to 40 observations but fewer than or equal to 50 observations
◦ Greater than or equal to 50 observations
◦ Fewer than 30 observations
◦ Greater than or equal to 30 observations but fewer than 40 observations
Operations Management ¦ Krajewski, Ritzman ¦ 7th Edition
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Marked as best answer by sarasara on Apr 18, 2020

miss_1456@hotmail.com

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Reply #1 on: Apr 18, 2020
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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sarasara

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Reply 2 on: Apr 18, 2020
:D TYSM

jackie

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Reply 3 on: Yesterday
Gracias!

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