From: How the wisdom of crowds, and of the crowd within, are affected by expertise
Estimate # | Error | Squared error | Squared deviation from average |
---|---|---|---|
A | |||
1 | 12 | 144 | 136.11 |
2 | − 14 | 196 | 205.44 |
3 | 3 | 9 | 7.11 |
Bias | MSE | Variance | |
0.11 | 116.33 | 116.22 | |
B | |||
1 | 0 | 0 | 0.11 |
2 | − 2 | 4 | 2.78 |
3 | 1 | 1 | 1.78 |
Bias | MSE | Variance | |
0.11 | 1.67 | 1.56 |