Question

What is the mean of the set of numbers?
{–11, 22, –2, –3}
a. –6.5
b. –1.5
c. 1.5
d. 6.5

Answer 1

1.5 is the answer. -11 plus 22 is 11 11 plus -3 is 8 8 plus -2 is 6 6 divided by 4 is 1.5