Question: What is the probability that a randomly selected person spends more than 10 hours per week at social networking sites and is in the 0-22

What is the probability that a randomly selected person spends more than 10 hours per week at social networking sites and is in the 0-22 age bracket? (a) 0.05 (b) 0.15 (c) 0.20 (d) 0.25 What is the probability that a randomly selected person is in the 45 and above age bracket? (a) 0.23 (b) 0.30 (c) 0.35 (d) 0.52

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