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The Data
|
1st Q |
2nd Q |
3rd Q |
4th Q |
| Stock A |
12 |
9 |
13 |
18 |
| Stock B |
5 |
15 |
6 |
21 |
| Stock C |
4 |
3 |
17 |
11 |
Laplace
First the
mean of each row is found and then the
maximum of the result column is taken.
|
1st Q |
2nd Q |
3rd Q |
4th Q |
Row Avg |
| Stock A |
12 |
9 |
13 |
18 |
52/4 |
| Stock B |
5 |
15 |
6 |
21 |
47/4 |
| Stock C |
4 |
3 |
17 |
11 |
35/4 |
Savage's Minimax Regret
First the
maximum of each column is found.
|
1st Q |
2nd Q |
3rd Q |
4th Q |
| Stock A |
12 |
9 |
13 |
18 |
| Stock B |
5 |
15 |
6 |
21 |
| Stock C |
4 |
3 |
17 |
11 |
| Max |
12 |
15 |
17 |
21 |
We then
subtract each cell value from the max for that column.
|
1st Q |
2nd Q |
3rd Q |
4th Q |
| Stock A |
0 |
6 |
4 |
3 |
| Stock B |
7 |
0 |
11 |
0 |
| Stock C |
8 |
12 |
0 |
10 |
We then take the
minimum of each row and select the
maximum of the result column.
|
1st Q |
2nd Q |
3rd Q |
4th Q |
| Stock A |
0 |
6 |
4 |
3 |
6 |
| Stock B |
7 |
0 |
11 |
0 |
11 |
| Stock C |
8 |
12 |
0 |
10 |
12 |
Wald's Maximin
First the
minimum of each row is found and then the maximum of the result column is selected.
|
1st Q |
2nd Q |
3rd Q |
4th Q |
Maximin |
| Stock A |
12 |
9 |
13 |
18 |
9 |
| Stock B |
5 |
15 |
6 |
21 |
5 |
| Stock C |
4 |
3 |
17 |
11 |
3 |
View the statistical code.
