A community college announces that the correlation between college entrance exam grades and scholastic achievement was found to be -1.08. On the basis of this you would tell the college that
a. the entrance exam is a good predictor of success.
b. the exam is a poor predictor of success.
c. students who do best on this exam will be poor students.
d. students at this school are underachieving.
e. the college should hire a new statistician.
Answer: e. the college should hire a new statistician.