The numbers of miles Ron biked are 31, 35, 49, 32, 45, 29, 33, 28, and 40. Determine the range of this data set.(1 point) Responses 35.8 miles 35.8 miles 9 miles 9 miles 18 miles 18 miles 21 miles
The range of a data set is the difference between the maximum and minimum values.
The maximum value is 49 miles and the minimum value is 28 miles.
Therefore, the range of this data set is 49 - 28 = 21 miles.
The correct answer is: 21 miles.