Unformatted text preview: ve eye cancer. c. Proportion (used mobile phone | had eye cancer) = 16/118 = 0.14 Proportion (used mobile phone | did not have eye cancer)
= 46/475 = 0.10 Tutorial 4 a. Conditional proportion of exercise vigorously in the aspirin group = Prop (exercise | aspirin) = 7910/10907 = 0.725 Conditional proportion of exercise vigorously in the placebo group = Prop (exercise | placebo) = 7861/10921 = 0.720 They are similar. b. Yes, the percentages of physicians who exercise vigorously are similar in the two groups. Thus heart attack rate (the response) between the two groups should not be influenced by whether the physicians exercise vigorously. 2 d f bj h hd l f bj h...
View Full Document
- Spring '14
- Statistics, heart attack