A Researcher Discovers That If People Eat a Certain Fruit

Multiple Choice

A researcher discovers that if people eat a certain fruit before a test, the more fruit eaten, the better they do on the test. Beyond a certain point, however, the more fruit eaten the worse people do on the test. The relation between amount of fruit eaten and how well people do on the test is an example of:

A) a positive linear correlation
B) a curvilinear correlation
C) a negative linear correlation
D) no correlation