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Author Question: Random samples were selected from three populations. The data obtained are shown below. Please note ... (Read 82 times)

tyratatyanna

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on: Mar 25, 2023

Random samples were selected from three populations. The data obtained are shown below. Please note that the sample sizes are not equal.

 

Treatment 1

Treatment 2

Treatment 3

45

31

39

41

34

35

37

35

40

40

40

 

42

  


 

a.Compute the overall mean.
b.At 95% confidence, test to see if there is a significant difference among the means.

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

heathercab

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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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tyratatyanna

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

steff9894

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Reply 3 on: Yesterday
Gracias!

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