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Author Question: Find the necessary sample size.The weekly earnings of students in one age group are normally ... (Read 62 times)

burchfield96

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on: Apr 7, 2020
Find the necessary sample size.

The weekly earnings of students in one age group are normally distributed with a standard deviation of 47 dollars. A researcher wishes to estimate the mean weekly earnings of students in this age group. Find the sample size needed to assure with 95 percent confidence that the sample mean will not differ from the population mean by more than 5 dollars.
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Introductory Statistics ¦ Weiss ¦ 10th Edition
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Marked as best answer by burchfield96 on Apr 7, 2020

Yixagurpuldink

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Reply #1 on: Apr 7, 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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burchfield96

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Reply 2 on: Apr 7, 2020
Gracias!

alexanderhamilton

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Reply 3 on: Yesterday
Wow, this really help

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