The numbers of miles ron biked are 31, 35, 49, 32, 45, 29, 33, 28 and 40.
Determine the range of this data set.
21 miles
18 miles
9 miles
35.8 miles
The range of this data set is determined by subtracting the smallest value (28 miles) from the largest value (49 miles):
49 - 28 = 21 miles
Therefore, the range of this data set is 21 miles.