• 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...
    20 KB (2,551 words) - 12:28, 14 February 2024
  • Thumbnail for Kruskal–Wallis test
    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...
    11 KB (1,293 words) - 20:21, 15 April 2025
  • Thumbnail for F-test
    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...
    12 KB (2,033 words) - 19:08, 14 January 2025
  • 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...
    13 KB (1,340 words) - 00:42, 4 April 2025
  • 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...
    5 KB (691 words) - 08:20, 23 April 2025
  • Thumbnail for Multivariate analysis of variance
    In statistics, multivariate analysis of variance (MANOVA) is a procedure for comparing multivariate sample means. As a multivariate procedure, it is used...
    11 KB (1,274 words) - 08:04, 9 March 2025
  • Analysis of categorical data Analysis of covariance Analysis of molecular variance Analysis of rhythmic variance Analysis of variance Analytic and enumerative...
    87 KB (8,280 words) - 23:04, 12 March 2025
  • 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...
    964 bytes (113 words) - 09:15, 27 May 2024
  • 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...
    11 KB (1,741 words) - 02:29, 13 April 2025
  • decomposes the variance in the DV into variance explained by the CV(s), variance explained by the categorical IV, and residual variance. Intuitively, ANCOVA...
    12 KB (1,727 words) - 20:07, 12 February 2025
  • 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...
    24 KB (3,861 words) - 12:45, 11 May 2025
  • Thumbnail for W. Allen Wallis
    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...
    12 KB (775 words) - 04:07, 18 January 2025
  • 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...
    7 KB (672 words) - 10:47, 7 April 2024
  • determined). The term is most often used in the context of linear models (linear regression, analysis of variance), where certain random vectors are constrained...
    30 KB (4,530 words) - 02:35, 20 April 2025
  • In variance analysis (accounting) direct material price variance is the difference between the standard cost and the actual cost for the actual quantity...
    2 KB (152 words) - 14:50, 22 March 2025
  • In variance analysis, direct material usage (efficiency, quantity) variance is the difference between the standard quantity of materials that should have...
    2 KB (184 words) - 04:50, 30 January 2025
  • Thumbnail for Homoscedasticity and heteroscedasticity
    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...
    27 KB (3,197 words) - 00:51, 2 May 2025
  • Thumbnail for Principal component analysis
    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...
    4 KB (536 words) - 14:32, 12 February 2024
  • 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...
    13 KB (1,666 words) - 17:56, 27 April 2025
  • measures inter-rater agreement for categorical items Friedman two-way analysis of variance (Repeated Measures) by ranks: tests whether k treatments in randomized...
    13 KB (1,692 words) - 19:44, 5 January 2025
  • the multivariate analysis of variance and covariance analyses (MANOVA, ANOVA, ANCOVA). In addition to being thought of as a form of multiple regression...
    8 KB (1,018 words) - 21:27, 18 January 2025
  • 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...
    10 KB (1,242 words) - 09:37, 12 February 2024
  • 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