After several studies, Professor Smith concludes that there is a zero correlation between body weight and bad tempers. This means that _________.
A) heavy people tend to have bad tempers
B) skinny people tend to have bad tempers
C) no one has a bad temper
D) everyone has a bad temper
E) a person with a bad temper may be heavy or skinny

Question

Quizplus · Accepted Answer

Zero correlation means that there is no relationship or connection between two variables, in this case, body weight and bad tempers. Therefore, it cannot be inferred that heavy people or skinny people tend to have bad tempers. It also does not mean that no one or everyone has a bad temper. It simply means that the presence or absence of a bad temper is not connected to body weight. Thus, a person with a bad temper may be heavy or skinny.

After Several Studies, Professor Smith Concludes That There Is a Zero