a. such a correlation can ruin a perfectly good bowl of alphabet soup.
b. as shown by the two panels, a correlation based on averages may be only moderate, while one based on individuals may be close to 1.
c. replacing individuals by averages doesn't affect the correlation coefficient.
d. a correlation based on individuals may be only moderate, while one based on averages may be close to 1. e. an ecological correlation can be excessively beneficial to the enviroment.
: Exactly 1 of the five choices a,b,c,d, and e results in a true statement.