Question

What is the mean of the data set in the box below? -7, -10, -1, 0, -4, -7, 3, -2, 1

Answer 1

-3

Explanation:

The mean is simply is the sum of a collection of numbers divided by the number of numbers in the collection.

-27 / 9 = -3

Answer 2

First, add all the numbers together, the answer is -27.

Then, divide by the amount of numbers in the data set, in this case 9.

-27/9=-3