Mathematics, 06.06.2020 18:59 leem6
In a study investigating the effect of car speed on accident severity, the vehicle speed at impact was recorded for 5,000 fatal accidents. For these accidents, the mean speed was 46 mph and the standard deviation was 15 mph. A histogram revealed that the vehicle speed distribution was mound shaped and approximately symmetric. (Use the Empirical Rule.) (a) Approximately what percentage of vehicle speeds were between 31 and 61 mph
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In a study investigating the effect of car speed on accident severity, the vehicle speed at impact w...
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