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Author Question: Which of the following is a measure of dispersion? a. variance c. standard error of the mean b. ... (Read 87 times)

roselinechinyere27m

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on: Jun 19, 2018
Which of the following is a measure of dispersion?
 
  a. variance c. standard error of the mean
  b. standard deviation d. all of these

Question 2

The _____ formula is used to calculate the variance.
 
  a. secret c. compound
  b. definitional d. calculational


Ksanderson1296

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Reply #1 on: Jun 19, 2018
Answer to Question 1

D
All of these are measures of dispersion.

Answer to Question 2

D
The calculational formula uses raw scores, the mean, and the number of scores to calculate the variance.


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