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20th IMO 1978

Country results Individual results Statistics

Problem 1 Problem 2 Problem 3 Problem 4 Problem 5 Problem 6

P1P2P3P4P5P6
Num( P# = 0 )21694329
Num( P# = 1 )6482312
Num( P# = 2 )456401
Num( P# = 3 )334122
Num( P# = 4 )2107102
Num( P# = 5 )4233610
Num( P# = 6 )27410390
Num( P# = 7 )042000
Num( P# = 8 )008002
Mean( P# )4.4382.6043.3134.1045.1670.917
Max( P# )678568
σ( P# )2.0812.3962.7931.6741.8751.789
Corr( P#, Sum )0.6260.6010.6840.6100.5930.613
Corr( P#, P1 )0.3690.2270.2560.1950.301
Corr( P#, P2 )0.3690.1430.2960.1770.192
Corr( P#, P3 )0.2270.1430.2520.3400.405
Corr( P#, P4 )0.2560.2960.2520.3860.260
Corr( P#, P5 )0.1950.1770.3400.3860.209
Corr( P#, P6 )0.3010.1920.4050.2600.209
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