Question
Pollsters are concerned about declining levels of cooperation among persons contacted in surveys. A pollster contacts 89 people in the 18-21 age bracket and finds
Pollsters are concerned about declining levels of cooperation among persons contacted in surveys. A pollster contacts 89 people in the 18-21 age bracket and finds that 76 of them respond and 13 refuse to respond. When 277 people in the 22-29 age bracket are contacted, 258 respond and 19 refuse to respond. Assume that 1 of the 366 people is randomly selected. Find the probability of getting someone in the 18-21 age bracket or someone who responds.
Report the answer as a percent rounded to one decimal place accuracy. You need not enter the "%" symbol.
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