Post a New Question

Statistics- I think I have the answer

posted by on .

The salaries (in thousands of dollars) for a sample of 13 employees of a firm are: 26.5, 23.5, 29.7, 24.8, 21.1, 24.3, 20.4, 22.7, 27.2, 23.7, 24.1, 24.8, and 28.2.

Compute the variance of the salaries.


a)2.562
b)6.125 - I Picked this
c)9.223
d)7.097

  • Statistics- I think I have the answer - ,

    Your pick is incorrect. It's either c) or d). Remember that standard deviation is the square root of the variance, and variance is standard deviation squared.

Answer This Question

First Name:
School Subject:
Answer:

Related Questions

More Related Questions

Post a New Question