SOLUTION: A survey was conducted and found that 15/17 students have a smart phone. Of these, 7/17 have a smart watch. What is the probability that a student who has a smart phone also ha

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Question 1186528: A survey was conducted and found that 15/17 students have a smart phone. Of these, 7/17 have a smart watch. What is the probability that a student who has a smart phone also has a smart watch?

Answer by ikleyn(52887) About Me  (Show Source):
You can put this solution on YOUR website!
.

It is about the conditional probability.


By the definition, this probability in this problem is  P = %28%287%2F17%29%29%2F%28%2815%2F17%29%29 = 7%2F15.    ANSWER

Solved, answered and explained.