Mathematics, 03.08.2019 03:10, drobledo9

Pollsters are concerned about declining levels of cooperation among persons contacted in surveys. a pollster contacts 95 people in the 18-21 age bracket and finds that 81 of them respond and 14 refuse to respond. when 247 people in the 22-29 age bracket are contacted, 215 respond and 32 refuse to respond. assume that 1 of the 342 people is randomly selected. find the probability of getting someone in the 22-29 age bracket or someone who refused to respond.

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Pollsters are concerned about declining levels of cooperation among persons contacted in surveys. a...