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Author Question: A consumer protection agency is comparing the work of two electrical contractors. The agency plans ... (Read 60 times)

bcretired

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on: Feb 14, 2020
A consumer protection agency is comparing the work of two electrical contractors. The agency plans to inspect residences in which each of these contractors has done the wiring in order to estimate the difference in the proportions of residences that are electrically deficient. Suppose the proportions of residences with deficient work are expected to be about .6 for both contractors. How many homes should be sampled in order to estimate the difference in proportions using a 95% confidence interval of width .8?
◦ n1 = n2 = 12
◦ n1 = n2 = 6
◦ n1 = n2 = 29
◦ n1 = n2 = 24
Statistics ¦ McClave, Sincich, Tamarack ¦ 12th Edition
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Marked as best answer by bcretired on Feb 14, 2020

tsternbergh47

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Reply #1 on: Feb 14, 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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bcretired

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Reply 2 on: Feb 14, 2020
Wow, this really help

parshano

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Reply 3 on: Yesterday
Excellent

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