In a recent study the following data were obtained in respon

In a recent study, the following data were obtained in response to the question, “Do you favor recycling in your neighborhood?”

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If a person is picked at random, what is the probability that the person is either male or has no opinion regarding recycling?

Solution

P( Male) = (25+15+10) / 100 = 0.5

P( Has No Opnion ) = 20 / 100 = 0.20

P( Male OR Has No Opnion) = 0.50 + 0.20 = 0.70