Mathematics, 23.11.2019 21:31 denvontgekingice
Amultiple-choice examination consists of 90 questions, each having possible choices a, b, c, d, and e. approximate the probability that a student will get fewer than 15 answers correct if she randomly guesses at each answer. (note that, if she randomly guesses at each answer, then the probability that she gets any one answer correct is0.2 .) use the normal approximation to the binomial with a correction for continuity
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Abaker has 5 1/4 pies in her shop. she cut the pies in pieces that are each 1/8 of a whole pie. how many pieces of pie does she have?
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If wxyz is a square, which statements must be true? plz < 3
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