Question

Calculate the population variance of a population with data of {-3, - 5, 8, 11, 13}.

Answer 1

Answer:

Step-by-step explanation:

First find the airithmatic mean

(-3-5+8+11+13)/5= 4.8

$\frac{(-3-4.8)^2+(-5-4.8)^2+(8-4.8)^2+(11-4.8)^2+(13-4.8)^2}{5}= 54.56$