We would expect the correlation between years of smoking and incidence of lung cancer to be _____ whereas we would expect the correlation between mountain elevation and temperature to be _____.

Question

Quizplus · Accepted Answer

The correlation between years of smoking and incidence of lung cancer is expected to be positive because the more years someone smokes, the higher their risk of developing lung cancer. The correlation between mountain elevation and temperature is expected to be negative because as elevation increases, temperature generally decreases.

We Would Expect the Correlation Between Years of Smoking and Incidence