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Complete the following problems using what we have learned in class to this point. You may complete these problems on a sheet of paper and submit of

picture of your work or using a tablet or computer (writing out the problems that require math). The task is not to use computer software or applications to

answer the questions but to complete them by hand. You will be graded based on completing each problem (or attempting to do so) but also the accuracy of

your responses. If you have questions pertaining to these questions or anything in the class, please contact me and ask./nAssignment

In a 1985 study, Breslow (cited in Hand et al., 1994) examined the death rates from coronary heart disease in a set of British male physicians. He also classified

the doctors according to whether or not they smoked cigarettes. The table below shows the number of physicians who died from coronary heart disease.

Age, Smoking, and Heart Disease in a Sample of Male Physicians

Age (in years)

35-44

45-54

55-64

65-74

75-84

2

12

28

28

31

Nonsmokers

32

104

206

186

102

Smokers/nUse the data to answer the following questions:

A. How many doctors were surveyed?

B. How many of these doctors reported that they smoked? How many reported that they did not smoke?

C. **What is the probability that a person who died of coronary heart disease was between the ages of 35 and 44? Within this age group (i.e., 34 to 44), what

is the probability that the person was a smoker?

D. **What is the probability that someone who died of coronary heart disease between the ages of 75 and 84 was a smoker?

E. **At what age range from the table above are smokers the highest proportion of those who died from coronary heart disease? CLEARLY SHOW YOUR

WORK ON HOW YOU ARRIVED AT YOUR ANSWER.

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