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

Need help with your exam preparation?

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

Need help with your exam preparation?