The price of milk has been increasing over the last month. Audrey believes there is a positive correlation between the number of predicted storms and the price of milk. Number of Storms Predicted Milk Price 1 $2. 70 3 $2. 89 4 $3. 50 6 $3. 88 7 $3. 91 Use the table to determine the average rate of change from 3 to 6 storms. 3 0. 98 1. 21 0. 33.