Question

Given a variance of 1992.8, what is the standard deviation?

about 44.64


about 43.13


about 43.76


about 45.20

Answer 1

About 44.64.

Explanation:

Variance and standard deviation:

The standard deviation is the square root of the variance.

In this question:

Variance of 1992.8. So

`s = √(1992.8) = 44.64`

So about 44.64.