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Automobiles Traveling on a Road with a Posted Speed Limit

Question 68

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Automobiles traveling on a road with a posted speed limit of 65 miles per hour are checked for speed by a state police radar system. The following is a frequency distribution of speeds. Automobiles traveling on a road with a posted speed limit of 65 miles per hour are checked for speed by a state police radar system. The following is a frequency distribution of speeds. (See the Excel Data File.) The standard deviation of this distribution is the closest to ________. A) 5.35 B) 6.81 C) 9.54 D) 10.25 (See the Excel Data File.) The standard deviation of this distribution is the closest to ________.


A) 5.35
B) 6.81
C) 9.54
D) 10.25

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