Posted: November 9th, 2016
What is the probability that both are non-smokers?
At a local college, 178 of the male students are smokers and 712 are non-smokers. Of the female students, 100 are smokers and 900 are non-smokers. A male student and a female student from the college are randomly selected for a survey. What is the probability that both are non-smokers?
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