table summarizes results from a study of people who refused to answer survey que

Question

table summarizes results from a study of people who refused to answer survey questions. a market researcher is not interested in refusals or subjects below 22 years of age or over 59. find the probability that the selected person refused to answer or is below 22 or is older than 59.

22 years of age or over 59 Find the probability that the selected person refused to answer or is bel 18-2 39 50-59 Responded 137 201 Refused 12 21 The probability that a randomly selected person refused to answer the sunvey quesson or is below 22 (Do not round until the final answer Then round to three decimal places as needed.)

Explanation / Answer

total number of people =1231

total number of people who refused or is below 22 and older then 59= 12+21+34+27+36+58+72+201=461

hence probability =461/1231=0.374

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