Section 8: The Mean: An Average

Question 1

“The uppercase letter X with a bar over it is a symbol for the men’s.” This statement is true or false

Answer 1

True

Question 2

“The mean is a measure of central tendency.” This statement is true or false.

Answer 2

True

Question 3

If you compute the deviation from the mean for a set of scores and then sum the deviations, what sum will you get?
A. 100
B. 10 
C. 0 
D. Some other number

Answer 3

C. 0

Question 4

The mean is not associated with which one of the following scales of measurement?
A. Interval
B. Nominal
C. Ratio

Answer 4

B. Nominal

Question 5

“The mean can be misleading when used to describe skewed distributions.” This statement is true or false

Answer 5

True