Welch–Satterthwaite equation
GPTKB entity
Statements (15)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
statistical formula
|
| gptkbp:appliesTo |
gptkb:Welch's_t-test
unequal variances |
| gptkbp:formulaType |
approximate formula
|
| https://www.w3.org/2000/01/rdf-schema#label |
Welch–Satterthwaite equation
|
| gptkbp:introducedIn |
1946
|
| gptkbp:namedAfter |
gptkb:Bernard_Lewis_Welch
Frank E. Satterthwaite |
| gptkbp:publishedIn |
gptkb:Biometrika
|
| gptkbp:relatedTo |
gptkb:Student's_t-distribution
two-sample t-test |
| gptkbp:usedFor |
approximating degrees of freedom
|
| gptkbp:usedIn |
statistics
|
| gptkbp:bfsParent |
gptkb:Bernard_Lewis_Welch
|
| gptkbp:bfsLayer |
7
|