On a particular college campus, 21% of the students belong to a fraternity or sorority. If 49 college students are randomly chosen: a. What is the probability that no more than 12 are members of a fraternity or sorority? Round to at least three decimal places. b. What is the mean of this distribution? Round to at least one decimal. c. What is the standard deviation of this distribution? Round to at least one decimal.

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