A chain of paint stores produces and sells latex and semi-enameled paint. Based on long-term sales, the probability that a customer buys latex paint is 0.57. Of those who buy latex paint, 65% also buy rollers. However, only 21% of those who buy semi-enameled paint buy rollers. A buyer is randomly selected in any of the stores What is the probability that the customer does not buy rollers? Answer: What is the probability that you buy latex paint and not buy rollers?

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A:

Q: The probability that an adult possesses a credit card is .35. A researcher selects three adults at…

A: Givenp=0.35n=3x~Binomial(n=3,p=0.35)P(X=x)=Cxnpx(1-p)n-x    ; x=0,1....n

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