The following table shows the results of recent study regarding

The following table shows the results of recent study regarding gender of individuals and their selected field of study.

Field of study

Male

Female

TOTAL

Medicine

80

40

120

Business

60

20

80

Engineering

160

40

200

TOTAL

300

100

400

 
We want to determine if the selected field of study is independent of gender.
a. Compute the test statistic.
b. Using the p-value approach at 90% confidence, test to see if the field of study is independent of gender.
c. Using the critical method approach at 90% confidence, test for the independence of major and gender.

The following table shows the results of recent study regarding

The following table shows the results of recent study regarding gender of individuals and their selected field of study.

Field of study

Male

Female

TOTAL

Medicine

80

40

120

Business

60

20

80

Engineering

160

40

200

TOTAL

300

100

400

 
We want to determine if the selected field of study is independent of gender.
a. Compute the test statistic.
b. Using the p-value approach at 90% confidence, test to see if the field of study is independent of gender.
c. Using the critical method approach at 90% confidence, test for the independence of major and gender.

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