Consider the time X (in minutes) from now until your boyfriend/girlfriend calls on the telephone. Let Y

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Consider the time X (in min¬utes) from now until your boyfriend/girlfriend calls on the telephone. Let Y be the length of the call. Let Z be the number of times that he/she calls in one evening.
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Introduction to Probability

ISBN: 978-0716771098

1st edition

Authors: Mark Daniel Ward, Ellen Gundlach

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