A college student frequents one of two coffee houses on campus, choosing Starbucks 70% of the time

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A college student frequents one of two coffee houses on campus, choosing Starbucks 70% of the time and Peet's 30% of the time. Regardless of where she goes, she buys a cafe mocha on 60% of her visits.
a. The next time she goes into a coffee house on campus, what is the probability that she goes to Starbucks and orders a cafe mocha?
b. Are the two events in part a independent? Explain.
c. If she goes into a coffee house and orders a café mocha, what is the probability that she is at Peet's?
d. What is the probability that she goes to Starbucks or orders a cafe mocha or both?
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Related Book For  book-img-for-question

Introduction To Probability And Statistics

ISBN: 9781133103752

14th Edition

Authors: William Mendenhall, Robert Beaver, Barbara Beaver

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