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Four hundred accidents that occurred on a Saturday night were analyzed. The number of vehicles involved and whether alcohol played a role in the

Four hundred accidents that occurred on a Saturday night were analyzed. The number of vehicles involved and whether alcohol played a role in the accident were recorded. The results are shown below: Number of Vehicles Involved Did Alcohol Play a Role 1 Te No Totals 2 3 or more Totals 59 92 19 170 24 173 33 230 63 266 52 400 Given that an accident involved multiple vehicles, what is the probability that it involved alcohol? A) (B) + D) 400

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