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Author Question: A local electronics firm wants to determine their average daily sales (in dollars.) A sample of the ... (Read 80 times)

kms5229

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on: Mar 25, 2023

A local electronics firm wants to determine their average daily sales (in dollars.)  A sample of the sales for 36 days revealed average sales of $139,000.  Assume that the standard deviation of the population is known to be $12,000.

a.Provide a 95% confidence interval estimate for the average daily sales.
b.Provide a 97% confidence interval estimate for the average daily sales.

Essentials of Statistics for Business and Economics ¦ Anderson, Sweeney, Williams, Camm, Cochran ¦ 7th Edition
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Marked as best answer by kms5229 on Mar 25, 2023

StephaniaF

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Reply #1 on: Mar 25, 2023
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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kms5229

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Reply 2 on: Mar 25, 2023
Wow, this really help

sailorcrescent

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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