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Question

You want to determine whether the reasons given by workers for continuing their education is related to their job

type. In the study, you randomly collect the data shown in the contingency table below. At α= 0.01, can you conclude that the reason and type of worker are dependent? Need help to find test statistic

and state null and alternative hypotheses (Ho: Reasons are independent of the type of worker. Ha: Reasons are dependent on the type of worker.)


  Type of Worker

Reason    Professional    Personal    Both 

Technical 47 46 34

Other 40 20 38

 

Top Answer

Test statistics... View the full answer

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Professional
Personal
Both
Total
Technical Observed
47
46
34
127
Expected
49.11
37.25
40.64
(0 - E)/E
0.090
2.054
1.085
3.229
Other
Observed
40
20
38
98
Expected
37.89
28.75
31.36
(0 - EP/E
0.117...

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