Calculateur de Corrélation de Spearman Gratuit
Calculez le coefficient de corrélation de rang de Spearman. Mesurez l'association monotone entre deux variables ordinales.
Spearman rho
0.878788
Spearman rho vs Number of Pairs
Formule
Spearman Rank Correlation
rho = 1 - 6*Sum(d^2)/[n(n^2-1)]
Measures monotonic relationship between ranked variables.
Exemple Résolu
10 pairs, Sum d^2=20.
- 01rho = 1 - 120/990 = 0.8788
Questions Fréquentes
When vs Pearson?
When data are ordinal or non-linear monotonic.
Range?
-1 to +1.
Strong?
|rho| > 0.7 is strong.
Apprendre