Of the following, the measure(s) of variability is (are),
A) the range
B) the standard deviation
C) the mode
D) a and b, but not c

Question

Quizplus · Accepted Answer

The range and standard deviation are both measures of variability as they both provide information about the spread of the data. The mode, on the other hand, is a measure of central tendency and does not provide information about the variability. Therefore, the best choice is a and b, but not c.

Of the Following, the Measure(s) of Variability Is (Are)