need help for managerial economics
- Attachment 1
- Attachment 2
Solution 1: a) b1 = [(∑x22) (∑x1y) – (∑x1x2) (∑x2y)]/ [(∑x1²) (∑x2²) – (∑x1x2)²] = [(85.3) (0.68) – (3.22) (5.87)]/ [(1.03) (85.3) (3.22) 2] = 0.9925 b2 =…
need help for managerial economics
Solution 1: a) b1 = [(∑x22) (∑x1y) – (∑x1x2) (∑x2y)]/ [(∑x1²) (∑x2²) – (∑x1x2)²] = [(85.3) (0.68) – (3.22) (5.87)]/ [(1.03) (85.3) (3.22) 2] = 0.9925 b2 =…