A researcher determines that there is a positive correlation between sleep and test scores.This means as the amount of sleep is increased then test scores:
A)increase
B)decrease
C)remain the same
D)cannot be determined

Question

Quizplus · Accepted Answer

A positive correlation means that as one variable increases, the other variable also increases. Therefore, if sleep increases, test scores also increase.

A Researcher Determines That There Is a Positive Correlation Between