IMO 1986 — Statistics
Score Distribution
| P1 | P2 | P3 | P4 | P5 | P6 |
| Num( P# = 0 ) | 16 | 68 | 145 | 50 | 30 | 115 |
| Num( P# = 1 ) | 25 | 12 | 32 | 41 | 17 | 30 |
| Num( P# = 2 ) | 43 | 9 | 10 | 16 | 14 | 7 |
| Num( P# = 3 ) | 33 | 2 | 2 | 8 | 30 | 5 |
| Num( P# = 4 ) | 10 | 2 | 5 | 6 | 13 | 3 |
| Num( P# = 5 ) | 11 | 3 | 3 | 24 | 8 | 5 |
| Num( P# = 6 ) | 4 | 6 | 1 | 7 | 41 | 2 |
| Num( P# = 7 ) | 68 | 108 | 12 | 58 | 57 | 43 |
Summary Statistics
| P1 | P2 | P3 | P4 | P5 | P6 |
| Mean( P# ) | 3.833 | 4.052 | 0.871 | 3.281 | 4.152 | 1.948 |
| Max( P# ) | 7 | 7 | 7 | 7 | 7 | 7 |
| σ( P# ) | 2.506 | 3.260 | 1.838 | 2.851 | 2.581 | 2.810 |
Correlations
| P1 | P2 | P3 | P4 | P5 | P6 |
| Corr( P#, Sum ) | 0.465 | 0.725 | 0.621 | 0.681 | 0.739 | 0.676 |
| Corr( P#, P1 ) | | 0.098 | 0.285 | 0.197 | 0.177 | 0.173 |
| Corr( P#, P2 ) | 0.098 | | 0.312 | 0.370 | 0.515 | 0.392 |
| Corr( P#, P3 ) | 0.285 | 0.312 | | 0.405 | 0.354 | 0.298 |
| Corr( P#, P4 ) | 0.197 | 0.370 | 0.405 | | 0.385 | 0.291 |
| Corr( P#, P5 ) | 0.177 | 0.515 | 0.354 | 0.385 | | 0.446 |
| Corr( P#, P6 ) | 0.173 | 0.392 | 0.298 | 0.291 | 0.446 | |
