In a recent semester at a local university, 500 students enrolled in both Statistics I and Psychology

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In a recent semester at a local university, 500 students enrolled in both Statistics I and Psychology I. Of these students, 82 got an A in statistics, 73 got an A in psychology, and 42 got an A in both statistics and psychology.

a. Find the probability that a randomly chosen student got an A in statistics or psychology or both.

b. Find the probability that a randomly chosen student did not get an A in psychology.

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Elementary Statistics

ISBN: 9781259969454

3rd Edition

Authors: William Navidi, Barry Monk

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