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(a) The following data represent the number of drivers involved in fatal crashes in the United States in 2013 by the day of the week
(a) The following data represent the number of drivers involved in fatal crashes in the United States in 2013 by the day of the week and gender. Day of Week Male Female Sunday 4143 2287 Monday 3178 1705 Tuesday 3280 1739 Wednesday 3197 1729 Thursday 3389 1839 Friday 3975 2179 Saturday 4749 2511 1. Determine the probability that a randomly selected fatal crash involved a male. 2. Determine the probability that a randomly selected fatal crash occurred on Sunday. 3. Determine the probability that a randomly selected fatal crash occurred on Sunday and involved a male. 4. Determine the probability that a randomly selected fatal crash occurred on Sunday or involved a male. 5. Would it be unusual for a fatality to occur on Wednesday and involve a female driver? Why or why not
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Statistical Techniques in Business and Economics
Authors: Douglas A. Lind, William G Marchal
17th edition
1259666360, 978-1259666360
