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Author Question: Consider the following results for two samples randomly taken from two populations.Sample ASample ... (Read 18 times)

olivia_rose

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on: Mar 25, 2023

Consider the following results for two samples randomly taken from two populations.

 

 

Sample A

Sample B

Sample Size

20

25

Sample Mean

28

22

Sample Standard Deviation

5

6


 

a.Determine the degrees of freedom for the t distribution.
b.At 95% confidence, what is the margin of error?
c.Develop a 95% confidence interval for the difference between the two population means.

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

koswald

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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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olivia_rose

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

xiazhe

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Reply 3 on: Yesterday
Excellent

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