The average deviation is:
a. the arithmetic average.
b. the average distance between the scores in a distribution and the mean of the distribution.
c. the square root of the average squared deviation from the mean.
d. the difference between the lowest and highest score in a distribution.
Question 2
The standard deviation is:
a. the arithmetic average.
b. the middle score in a distribution after the scores have been ordered from highest to lowest orlowest to highest.
c. the square root of the average squared deviation from the mean.
d. the difference between the lowest and highest score in a distribution.
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