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Author Question: If a sample has a standard deviation of 4.5, what is its variance? ... (Read 80 times)

kodithompson

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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

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Reply #1 on: Jul 24, 2018
Answer to Question 1

20.25

Answer to Question 2

Variance


kodithompson

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Reply 2 on: Jul 24, 2018
Great answer, keep it coming :)

ecabral0

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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