
Multiple Regression Analysis
623
Chapter 15
PB
Months Demand
(in units)
Price (in
hundred
rupees per
unit)
Income
of the
household
(in hundred
rupees)
Savings
of the
household
(in hundred
rupees)
1 50 15 100 17
2 55 13 200 25
3 62 15 300 21
4 70 13 400 23
5 77 11 500 19
6 85 9 600 25
7 68 9 700 27
8 68 13 800 29
9 75 7 900 39
10 75 7 1000 33
11 85 7 1100 35
12 100 2 1200 41
13 80 4 1300 31
14 87 2 1400 45
15 82 4 1500 39
4. Prepare the residual analysis plots for Problem 1 and
interpret the plots.
5. Prepare the residual analysis plots for Problem 2 and
interpret the plots.
6. Prepare the residual analysis plots for Problem 3 and
interpret the plots. ...