Soc 424/L - Statistical Techniques in Social Research » Fall 2020 » Chapter 3 Pre-Test

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Question #1
In order to calculate the standard deviation, what must you calculate first?
A.   mean
B.   median
C.   variance
D.   mode
Question #2
What is the range of the following set of numbers: 11, 15, 23, 22,14?
A.   17
B.   15
C.   12
D.   21
Question #3
Which of the following represents the average amount of variability in a set of scores?
A.   mean
B.   standard deviation
C.   range
D.   variance

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