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Author Question: A manager wants to determine the proportion of time a cashier is idle. A work-sampling method was ... (Read 59 times)

P68T

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on: Apr 18, 2020
A manager wants to determine the proportion of time a cashier is idle. A work-sampling method was used, and the idle time was found to be 20 percent based on 100 observations. If the manager wants a ± 0.05 with a 95 percent confidence level, how many MORE observations are needed?
◦ Greater than 200 but fewer than or equal to 300
◦ Fewer than or equal to 200
◦ Greater than 300 but fewer than or equal to 400
◦ Greater than 400
Operations Management ¦ Krajewski, Ritzman ¦ 7th Edition
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Marked as best answer by P68T on Apr 18, 2020

shailee

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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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P68T

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Reply 2 on: Apr 18, 2020
YES! Correct, THANKS for helping me on my review

raili21

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Reply 3 on: Yesterday
Excellent

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