Assume you were interested in whether smoking (or not smoking) was related to gender. Let's say you randomly sampled 100 subjects and found following results:
|
|
Men
|
Women
|
Total
|
|
Smokers
|
36
|
36
|
72
|
|
Non-Smokers
|
54
|
84
|
138
|
|
Total
|
90
|
120
|
210
|
Is there significant evidence at .05 level that smoking and gender are independent?