A researcher believes that the mean earnings of top-paid actors, athletes and musicians are the same. The earnings (in millions of dollars) for several randomly selected people from each category are shown in the table below. It has been confirmed that the population variance for each group is equal and that earnings follow a normal distribution for top-pain actors, athletes and musicians. Use a 1% significance to test the claim. Job Actor Actor Actor Actor Actor Actor Actor Actor Actor Actor Actor Actor Actor Actor Athlete Athlete Athlete Athlete Athlete Athlete Athlete Athlete Athlete Athlete Musician Musician Musician Musician Musician Musician Musician Musician Musician Musician Musician Musician Musician Musician Musician Earnings 39 28 32 27 32 32 20 23 30 23 37 20 31 17 33 41 28 43 39 34 41 45 45 48 54 51 43 56 35 43 59 43 33 29 55 23 35 50 56 What is the factor variable? Top-Paid Job Type V OB What is the response variable? Earnings Test Statistic: P-Value: Decision Rule: Reject the Null Did Something Significant Happen? Significance Happened There is oto conclude At least one true average earning is different between Top-Paid actors, athletes and musicians.

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
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A researcher believes that the mean earnings of top-paid actors, athletes and musicians are the same. The
earnings (in millions of dollars) for several randomly selected people from each category are shown in the
table below. It has been confirmed that the population variance for each group is equal and that earnings
follow normal distribution for top-pain actors, athletes and musicians. Use a 1% significance to test the
claim.
Job
Actor
Actor
Actor
Actor
Actor
Actor
Actor
Actor
Actor
Actor
Actor
Actor
Actor
Actor
Athlete
Athlete
Athlete
Athlete
Athlete
Athlete
Athlete
Athlete
Athlete
Athlete
Musician
Musician
Musician
Musician
Musician
Musician
Musician
Musician
Musician
Musician
Musician
Musician
Musician
Musician
Musician
Earnings
39
28
32
27
32
32
20
23
30
23
37
20
31
17
33
41
28
43
39
34
41
45
45
48
54
51
43
56
35
43
59
43
33
29
55
23
35
50
56
What is the factor variable? Top-Paid Job Type
What is the response variable? Earnings
Test Statistic:
P-Value:
Decision Rule: Reject the Null
Did Something Significant Happen? Significance Happened
There is
oto conclude
At least one true average earning is different between Top-Paid actors, athletes and musicians.
Transcribed Image Text:A researcher believes that the mean earnings of top-paid actors, athletes and musicians are the same. The earnings (in millions of dollars) for several randomly selected people from each category are shown in the table below. It has been confirmed that the population variance for each group is equal and that earnings follow normal distribution for top-pain actors, athletes and musicians. Use a 1% significance to test the claim. Job Actor Actor Actor Actor Actor Actor Actor Actor Actor Actor Actor Actor Actor Actor Athlete Athlete Athlete Athlete Athlete Athlete Athlete Athlete Athlete Athlete Musician Musician Musician Musician Musician Musician Musician Musician Musician Musician Musician Musician Musician Musician Musician Earnings 39 28 32 27 32 32 20 23 30 23 37 20 31 17 33 41 28 43 39 34 41 45 45 48 54 51 43 56 35 43 59 43 33 29 55 23 35 50 56 What is the factor variable? Top-Paid Job Type What is the response variable? Earnings Test Statistic: P-Value: Decision Rule: Reject the Null Did Something Significant Happen? Significance Happened There is oto conclude At least one true average earning is different between Top-Paid actors, athletes and musicians.
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