Find the correlation coefficient, r, of the data described below.
Researchers at a pharmaceutical company are testing a new drug that regulates blood sugar. In one test, subjects were prescribed a random and safe dose of the drug. Once the drugs were administered, the researchers measured each subject's blood sugar levels before and after a meal.
For each subject, the company recorded the given dose (in milligrams), x, and the rise in blood sugar (in milligrams per deciliter), y.
Dosage Rise in blood sugar level
41 27
42 29
76 22
82 25
89 22
Round your answer to the nearest thousandth.
r=
