Answer to Question #262261 in Other for Ali

Question

According to a March 25, 2007 Pittsburgh Post-Gazette article, 30% to 40% of U.S. taxpayers cheat

on their returns. Suppose that 30% of all current U.S. taxpayers cheat on their returns. Use the binomial

probabilities table (Table I of Appendix C) or technology to find the probability that the number of U.S.

taxpayers in a random sample of 14 who cheat on their taxes is

a. at least 8 b. at most 3 c. 3 to 7

Answer 1

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