Question 1198507: You are conducting a case-control study of smoking and lung cancer. If the probability of being smoker among lung cancer cases is 6 what is the probability that in a group of 8 cases you have:
A. Less than 2 smokers?
B. More than 5 smokers?
C. What are the expected value and variance of the number of smokers?
Answer by ikleyn(52793) (Show Source):
You can put this solution on YOUR website! .
Hello, your post is incorrect, since it states that "the probability of being smoker among lung cancer cases is 6".
But, by the definition, probability can not have a value greater than 1.
So, please make all necessary corrections and re-post to the forum.
Do not post it to me personally.
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