Statements (29)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:statistical_analysis
|
| gptkbp:alternativeTo |
association between variables
|
| gptkbp:appliesTo |
categorical data
|
| gptkbp:assumes |
independent observations
sufficiently large sample size |
| gptkbp:basedOn |
chi-square distribution
|
| gptkbp:degreesOfFreedom |
(number of categories - 1)
|
| gptkbp:field |
biostatistics
data analysis social sciences statistics |
| gptkbp:grapeVariety |
Yates' correction for continuity
Mantel-Haenszel chi-square test Pearson's chi-square test |
| gptkbp:introduced |
gptkb:Karl_Pearson
|
| gptkbp:introducedIn |
1900
|
| gptkbp:notRecommendedFor |
small expected frequencies
|
| gptkbp:nullHypothesis |
no association between variables
|
| gptkbp:relatedTo |
gptkb:Fisher's_exact_test
gptkb:G-test |
| gptkbp:requires |
expected frequencies
observed frequencies |
| gptkbp:statistic |
sum of squared differences divided by expected frequencies
|
| gptkbp:usedFor |
testing independence
testing goodness of fit testing homogeneity |
| gptkbp:bfsParent |
gptkb:Structural_Equation_Modeling
|
| gptkbp:bfsLayer |
8
|
| https://www.w3.org/2000/01/rdf-schema#label |
Chi-square test
|