IMO 1990 — Statistics
Score Distribution
| P1 | P2 | P3 | P4 | P5 | P6 |
| Num( P# = 0 ) | 88 | 47 | 25 | 31 | 21 | 115 |
| Num( P# = 1 ) | 54 | 46 | 118 | 76 | 39 | 93 |
| Num( P# = 2 ) | 28 | 37 | 79 | 70 | 43 | 29 |
| Num( P# = 3 ) | 19 | 54 | 42 | 46 | 31 | 31 |
| Num( P# = 4 ) | 26 | 11 | 16 | 10 | 22 | 18 |
| Num( P# = 5 ) | 14 | 9 | 6 | 3 | 26 | 2 |
| Num( P# = 6 ) | 8 | 8 | 6 | 3 | 26 | 3 |
| Num( P# = 7 ) | 71 | 96 | 16 | 69 | 100 | 17 |
Summary Statistics
| P1 | P2 | P3 | P4 | P5 | P6 |
| Mean( P# ) | 2.877 | 3.542 | 2.091 | 2.955 | 4.195 | 1.503 |
| Max( P# ) | 7 | 7 | 7 | 7 | 7 | 7 |
| σ( P# ) | 2.745 | 2.678 | 1.682 | 2.421 | 2.489 | 1.865 |
Correlations
| P1 | P2 | P3 | P4 | P5 | P6 |
| Corr( P#, Sum ) | 0.604 | 0.741 | 0.652 | 0.702 | 0.676 | 0.683 |
| Corr( P#, P1 ) | | 0.239 | 0.384 | 0.276 | 0.119 | 0.365 |
| Corr( P#, P2 ) | 0.239 | | 0.308 | 0.407 | 0.564 | 0.386 |
| Corr( P#, P3 ) | 0.384 | 0.308 | | 0.414 | 0.300 | 0.435 |
| Corr( P#, P4 ) | 0.276 | 0.407 | 0.414 | | 0.365 | 0.388 |
| Corr( P#, P5 ) | 0.119 | 0.564 | 0.300 | 0.365 | | 0.339 |
| Corr( P#, P6 ) | 0.365 | 0.386 | 0.435 | 0.388 | 0.339 | |
