Were the extinctions that occurred in the last ice age more frequent among species of animals with large body sizes? A researcher gathers data on the average body mass (in kilograms) of all species known to have existed at that time. These measurements are values of
A) a categorical variable.
B) a quantitative variable.
C) an invalid variable.
D) a margin of error.

Question

Quizplus · Accepted Answer

The measurements of "average body mass" are values of a quantitative variable because they represent numerical values that can be measured and compared, rather than being categorical labels or invalid measurements.

Were the Extinctions That Occurred in the Last Ice Age