A sample of employees at a large chemical plant was asked to indicate a preference for one of three pension plans. The results are given in the following table. Does it seem that there is a relationship between the pension plan selected and the job classification of the employees? Use the 0.01 significance level. Pension Plan Job Class Plan A Plan B Plan C Supervisor 21 44 35 Clerical 55 59 43 Labor 63 31 24 Click here for the Excel Data File
A sample of employees at a large chemical plant was asked to indicate a preference for one of three pension plans. The results are given in the following table. Does it seem that there is a relationship between the pension plan selected and the job classification of the employees? Use the 0.01 significance level. Pension Plan Job Class Plan A Plan B Plan C Supervisor 21 44 35 Clerical 55 59 43 Labor 63 31 24 Click here for the Excel Data File
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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M2
Transcribed Image Text:A sample of employees at a large chemical plant was asked to indicate a preference
for one of three pension plans. The results are given in the following table. Does it
seem that there is a relationship between the pension plan selected and the job
classification of the employees? Use the 0.01 significance level.
Pension Plan
Plan A
21
Job Class
Plan B
Plan C
44
35
Supervisor
Clerical
55
59
43
Labor
63
31
24
Click here for the Excel Data File
a. State the decision rule, Use 0.01 significance level. (Round your answer to 3
decimal places.)
Hạ: Pension plan preference and job class are not related.
H: Pension plan preference and job class are related.
Reject Ho if chi-square>
b. Compute the value of chi-square. (Round your answer to 3 decimal places.)
Chi-square
c. What is your decision regarding Hg?
H. There is
relationship between pension plan preference and job cla
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