In a particular college, it is estimated that 1/4 of the students drink, 1/8 of the students smoke and 1/10 of the students smoke and drink. a.) What is the probability that a randomly selected student smokes or drinks? b.) What is the probability that a randomly selected student does not smoke or drink?

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
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2. In a particular college, it is estimated that 1/4 of the students drink, 1/8 of the students smoke and 1/10 of the students smoke and drink. a.) What is the probability that a randomly selected student smokes or drinks? b.) What is the probability that a randomly selected student does not smoke or drink?
1/4 of the students drink, 1/8 of the students smoke, and ...

a.) What is the probability that a randomly selected student smokes or drinks?

b.) What is the probability that a randomly selected student does not smoke or drink?
Transcribed Image Text:1/4 of the students drink, 1/8 of the students smoke, and ... a.) What is the probability that a randomly selected student smokes or drinks? b.) What is the probability that a randomly selected student does not smoke or drink?
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