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. The standard deviation of this distribution is the closest to ____.
A) 5.35
B) 6.81
C) 9.54
D) 10.25

Question

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.  The standard deviation of this distribution is the closest to ____.
A) 5.35 
B) 6.81 
C) 9.54 
D) 10.25

Quizplus · Accepted Answer

The Answer of 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.  The standard deviation of this distribution is the closest to ____.
A) 5.35 
B) 6.81 
C) 9.54 
D) 10.25

Automobiles Traveling on a Road with a Posted Speed Limit