Asked by Beth

The chance of getting a particular disease sometime during your lifetime is estimated at 1 in 20.
Smoking increases the risk of developing the disease during your lifetime by 20%.
How many people out of a group of 1000 smokers would you expect to get the disease sometime during their lifetime?

Answers

Answered by Reiny
risk of developing the disease for general public = 1/20
rink of developing the disease for smokers
= (1/2)(1.2) = .06 = 3/5

So from 1000 appr. 60 would develop the disease.

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