2. Rachel Green is looking at music trends and has found that customers' coffee habits (how often they drink coffee) predicts the number of concerts they go to over the subsequent year. The regression constant in the linear prediction rule for predicting concert attendance from coffee drinking is 10.30 and the regression coefficient is -,70. (a) What is the predictor (x) variable? (b) What is the criterion (y) variable? (c) Write the linear prediction rule for this example. Indicate the predicted concerts whose coffee drinking are 302 5