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In a sample of 1,000 representing a survey from the entire population, 650 people were form Laketown, and the rest of the people were from River City....

This question was answered on Jan 12, 2013. View the Answer
In a sample of 1,000 representing a survey from the entire population, 650 people were form Laketown, and the rest of the people were from River City. Out the the sample, 19 people had some form of cancer. Thirteen of these people were from Laketown.

a) Are the events of living in Laketown and having some sort of cancer independent?

b) Which city would you prefer to live in, assuming that your main objective as to avoid having cancer?
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SOLUTION
Given:Total population
People living in Laketown
People living in River City
People living in Laketown & having cancer
People living in River City and having cancer 1000
650
350
13
6...

This question was asked on Jan 12, 2013 and answered on Jan 12, 2013.

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