Pearson product-moment correlation coefficient
GPTKB entity
Statements (28)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
statistical analysis
|
| gptkbp:alsoKnownAs |
gptkb:Pearson_correlation_coefficient
gptkb:Pearson's_r |
| gptkbp:appliesTo |
two variables
|
| gptkbp:assumes |
bivariate normality
interval or ratio scale data |
| gptkbp:category |
descriptive statistics
inferential statistics |
| gptkbp:form |
cov(X,Y)/[σ_X * σ_Y]
|
| https://www.w3.org/2000/01/rdf-schema#label |
Pearson product-moment correlation coefficient
|
| gptkbp:inventedBy |
gptkb:Karl_Pearson
|
| gptkbp:measures |
linear correlation
|
| gptkbp:publishedIn |
1896
|
| gptkbp:range |
-1 to 1
|
| gptkbp:relatedTo |
gptkb:Spearman's_rank_correlation_coefficient
statistical analysis correlation covariance |
| gptkbp:usedIn |
gptkb:natural_sciences
data analysis psychology social sciences statistics |
| gptkbp:valueOf-1Means |
perfect negative linear relationship
|
| gptkbp:valueOf0Means |
no linear correlation
|
| gptkbp:valueOf1Means |
perfect positive linear relationship
|
| gptkbp:bfsParent |
gptkb:Pearson's_r
|
| gptkbp:bfsLayer |
6
|