[Answered] If a sample has a standard deviation of 4.5, what is its variance? ...

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kodithompson

Hero Member
Posts: 566

on: Jul 24, 2018

If a sample has a standard deviation of 4.5, what is its variance?

Question 2

Which of the three measures of variability, range, standard deviation, and variance, does not preserve the same unit of measurement as the observations themselves?

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nixon_s

Sr. Member
Posts: 359

Reply #1 on: Jul 24, 2018

Answer to Question 1

20.25

Answer to Question 2

Variance

kodithompson

Member
Posts: 566

Reply 2 on: Jul 24, 2018

YES! Correct, THANKS for helping me on my review

31809pancho

Member
Posts: 317

Reply 3 on: Yesterday

Excellent

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