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Author Question: The variance of a sample was reported to be 81. The report indicated that = 972. What has been the ... (Read 65 times)

emoedee

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on: Mar 25, 2023

Question 1

The starting salaries of a sample of college students are given below.

 

Starting Salary
(In $1,000)


Frequency

20-24

1

25-29

3

30-34

7

35-39

6

40-44

2

45-49

1


 

a.Compute the mean.
b.Compute the variance.
c.Compute the standard deviation.
d.Compute the coefficient of variation.



Question 2

The variance of a sample was reported to be 81.  The report indicated that = 972.  What has been the sample size?

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

Marys

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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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emoedee

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Reply 2 on: Mar 25, 2023
Excellent

duy1981999

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Reply 3 on: Yesterday
Wow, this really help

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