Statistics Problem: Binomial Probability?

Answers:0   |   LastUpdateAt:2012-07-27 13:02:01  

Question
saffron
Asked at 2012-07-27 13:02:01
A January 2005 survey of bikers, commissioned by the Progressive Group of Insurance Companies, showed that 40% of bikers have body art, such as tatoos and piercings. A group of 10 bikers are in the process of buying motorcycle insurance.
a. What is the probability that exactly 3 have any body art?
b. What is the probability that no more than 2 have any body art?
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