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OpenStudy (anonymous):
In a poll, respondents were asked whether they had ever been in a car accident. 157 respondents indicated that they had been in a car accident and 117 respondents said that they had not been in a car accident. If one of these respondents is randomly selected, what is the probability of getting someone who has been in a car accident?
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OpenStudy (anonymous):
add 157 and 117 to get a total of 274 people interviewed... 157/274... then you simplify.
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