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Author Question: In order to estimate the difference between the average Miles per Gallon of two different models of ... (Read 121 times)

hgjjghgjh

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on: Mar 25, 2023

In order to estimate the difference between the average Miles per Gallon of two different models of automobiles, samples are taken and the following information is collected.

 

 

Model A

Model B

Sample Size

60

55

Sample Mean

28

25

Sample Variance

16

9


 

a.At 95% confidence develop an interval estimate for the difference between the average Miles per Gallon for the two models.
b.Is there conclusive evidence to indicate that one model gets a higher MPG than the other? Why or why not? Explain.

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

MistyHubbard

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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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hgjjghgjh

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

flexer1n1

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Reply 3 on: Yesterday
Excellent

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