Hindsight · review build · data not yet validated
33 publications, 2010 to 2026 · 920 predictions
36%
hit rate, 134 of 376 (95% interval 31% to 41%)
Graded by rule against the published actual value (D19). Rates: mean error -0.17 points, mean absolute error 1.62 points (n 340). Levels: mean error -20.9%, mean absolute error 37.2% of actual (n 36).