Question

Test Scores Test Number Score 1 86 2 84 3 79 4 87 5 75 6 84 7 89 8 90 9 88 10 92 Sara has been using an online review program to take practice tests for her upcoming graduation exam. Her scores are shown in the table. What is the range of the data set?

Answer 1

The range is the difference between the largest number and the smallest number. Given our biggest number is 90, and our smallest number is 1, we can find the range.
Subtract the smallest number from the biggest number to find the range.
90 - 1 = 89.
89 is your range.
I hope this helps!