In statistics, one-way analysis of variance (or one-way ANOVA) is a technique to compare whether two or more samples' means are significantly different...
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Kruskal–Wallis test (redirect from Kruskal-Wallis one-way analysis of variance)
is the one-way analysis of variance (ANOVA). A significant Kruskal–Wallis test indicates that at least one sample stochastically dominates one other sample...
17 KB (2,324 words) - 11:16, 28 September 2024
Analysis of variance (ANOVA) is a family of statistical methods used to compare the means of two or more groups by analyzing variance. Specifically, ANOVA...
56 KB (7,645 words) - 21:36, 7 April 2025
In statistics, the two-way analysis of variance (ANOVA) is an extension of the one-way ANOVA that examines the influence of two different categorical independent...
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F-test (redirect from Variance ratio statistic)
the analysis of variance (ANOVA). F test of analysis of variance (ANOVA) follows three assumptions Normality (statistics) Homogeneity of variance Independence...
17 KB (2,189 words) - 11:53, 9 May 2025
Variance-based sensitivity analysis (often referred to as the Sobol’ method or Sobol’ indices, after Ilya M. Sobol’) is a form of global sensitivity analysis...
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Friedman test (category Analysis of variance)
repeated measures analysis of variance by ranks. In its use of ranks it is similar to the Kruskal–Wallis one-way analysis of variance by ranks. The Friedman...
10 KB (1,169 words) - 21:15, 28 January 2025
where one could possibly perform Welch's t-test. Mathematics portal Student's t-test Z-test Factorial experiment One-way analysis of variance Hotelling's...
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Omnibus test (section In one-way analysis of variance)
unexplained variance, overall. One example is the F-test in the analysis of variance. There can be legitimate significant effects within a model even...
44 KB (6,180 words) - 08:52, 22 January 2025
Brown–Forsythe test (category Wikipedia articles incorporating text from the National Institute of Standards and Technology)
equality of group variances based on performing an Analysis of Variance (ANOVA) on a transformation of the response variable. When a one-way ANOVA is...
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In statistics, multivariate analysis of variance (MANOVA) is a procedure for comparing multivariate sample means. As a multivariate procedure, it is used...
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Analysis of categorical data Analysis of covariance Analysis of molecular variance Analysis of rhythmic variance Analysis of variance Analytic and enumerative...
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with ordinal data. Wilcoxon signed-rank test Kruskal–Wallis one-way analysis of variance Mann–Whitney U (special case) Page's trend test Friedman test...
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The law of total variance is a fundamental result in probability theory that expresses the variance of a random variable Y in terms of its conditional...
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decomposes the variance in the DV into variance explained by the CV(s), variance explained by the categorical IV, and residual variance. Intuitively, ANCOVA...
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Mean squared error (redirect from Sum of squared differences)
magnitude of at least one of the estimated treatment effects. In one-way analysis of variance, MSE can be calculated by the division of the sum of squared...
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W. Allen Wallis (category Presidents of the University of Rochester)
who served as president of the University of Rochester. He is best known for the Kruskal–Wallis one-way analysis of variance, which is named after him...
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Student's t-test (redirect from One sample t-test)
t-test and nonparametric alternatives, see Lumley, et al. (2002). One-way analysis of variance (ANOVA) generalizes the two-sample t-test when the data belong...
52 KB (7,011 words) - 05:54, 9 April 2025
William Kruskal (category Presidents of the Institute of Mathematical Statistics)
statistician. He is best known for having formulated the Kruskal–Wallis one-way analysis of variance (together with W. Allen Wallis), a widely used nonparametric...
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determined). The term is most often used in the context of linear models (linear regression, analysis of variance), where certain random vectors are constrained...
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In variance analysis (accounting) direct material price variance is the difference between the standard cost and the actual cost for the actual quantity...
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In variance analysis, direct material usage (efficiency, quantity) variance is the difference between the standard quantity of materials that should have...
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Homoscedasticity and heteroscedasticity (redirect from Homogeneity of variance)
heteroscedasticity is a major concern in regression analysis and the analysis of variance, as it invalidates statistical tests of significance that assume that the modelling...
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align with the true directions of maximal variance. Mean-centering is unnecessary if performing a principal components analysis on a correlation matrix, as...
117 KB (14,851 words) - 02:19, 10 May 2025
Scheirer–Ray–Hare test (category Analysis of variance)
the non-parametric equivalent for one-way analysis of variance (ANOVA), to the application for more than one factor. It is thus a non-parameter alternative...
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In statistics, a mixed-design analysis of variance model, also known as a split-plot ANOVA, is used to test for differences between two or more independent...
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Nonparametric statistics (redirect from Nonparametric analysis)
measures inter-rater agreement for categorical items Friedman two-way analysis of variance (Repeated Measures) by ranks: tests whether k treatments in randomized...
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the multivariate analysis of variance and covariance analyses (MANOVA, ANOVA, ANCOVA). In addition to being thought of as a form of multiple regression...
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expression like "there exists at least one 'such-and-such'". Quantifier variance then is the thesis that the meaning of quantifiers is ambiguous. This thesis...
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Joseph Kruskal (category University of Chicago alumni)
solitons, and William Kruskal, who developed the Kruskal–Wallis one-way analysis of variance. One of Joseph Kruskal's nephews is notable computer scientist and...
9 KB (732 words) - 15:31, 23 March 2025