Instructions Suppose you have the following three strategies for predicting attendance: Now suppose you have the following data: attendance-last-week = 40 attendance-two-weeks-ago = 70 Prediction 1 = attendance-last-week Prediction 2 = 100 − attendance-last-week Prediction 3 = 20 + attendance-last-week Question 3 Which strategy is the current best (i.e., the one that was closest to predicting correctly last week)?