In a recent survey 8 people watched ABC, 7 people watched NBC, and 12 people wat

Question

In a recent survey 8 people watched ABC, 7 people watched NBC, and 12 people watched CBS. If a person is picked at random, what is the probability that the person watched NBC of cost? 19/27 20/27 5/9 7/27 In a subdivision, 80 K of the homes have garages and 45% have both a garage and a patio. If a home is selected at random, what is the probability a home has a patio given that it has a garage? 1/2 .36 .5625 1.78 If a die rolled one time, what is the probability of getting a number smaller than 5? 1/6 5/6 1/2 2/3

Explanation / Answer

15.

P( watch CBS) = 12C1/12+8+7 = 12/27 = 4/9

16.

P( given it has garage, it has patio) = .45/.80 = 9/16

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