What is the range of the following data set? 7.7, 8.4, 9, 8, 6.9

The range is 2.1

Step-by-step explanation:

7.7, 8.4, 9, 8, 6.9

Put the numbers in order from smallest to largest

6.9,7.7, 8,8.4, 9

The range is the largest number minus the smallest number

9 - 6.9

2.1

part 1 answer = 8

part 2 answer = 72

step-by-step explanation:

part 1 explanation = add all of the numbers, then divide by how many numbers you have. so, 200/25 = 8.

part 2 explanation = not gonna lie, this is hard to explain, so just google how to do it.