What is the most common measure of variability?
a. range
b. standard deviation
c. variance
d. mean deviation
Ans: b
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a. once a year. b. twice a year. c. once a month. d. at the end of the year.
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A. ?soaks it up B. ?pushes it up C. ?replaces it
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Indicate whether the statement is true or false
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Approximately ______ of all people with disabilities were employed in 2000
A. 72% B. 54% C. 44% D. 24%
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