Mathematics, 23.10.2021 14:00, asialoggin21

Pollsters are concerned about declining levels of cooperation among persons contacted in surveys. A pollster contacts 85 people in the 18-21 age bracket and finds that 72 of them respond and 13 refuse to respond. When 268 people in the 22-29 age bracket are contacted, 245 respond and 23 refuse to respond. Assume that 1 of the 353 people is randomly selected. Find the probability of getting someone in the 22-29 age bracket or someone who agreed to respond.\

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