## anonymous one year ago What is the mean of the set of numbers? {–8, –4, –3, –11} A. –6.5 B. –4.5 C. 4.5 D. 6.5

1. whpalmer4

The (arithmetic) mean of a set of numbers is the sum of all those numbers, divided by the number of numbers.

2. texaschic101

add them all up, then divide by how many numbers there are

3. anonymous

Go to wolframalpha.com

4. whpalmer4

so the mean of $$2,4,6$$ is $\frac{2+4+6}{3} = 4$