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Sal Mangiafico

Greenwich, NJ 08323, United States

http://rcompanion.org

Statistical hobbyist at Rutgers, the State University of New Jersey.

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Top Questions
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Top Answers
14
If the difference of scores is normally distributed, the sample distributions don't matter in a paired t-test, right?
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12
Is the difference between two ordinal variables ordinal?
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9
Correlation analysis on a very small dataset
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9
How do we know the true value of a parameter, in order to check estimator properties?
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7
interpreting Cramer's V results
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7
Can Cramér's V be used an effect size measure for McNemar's test?
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7
How to interpret the result of Friedman's test?
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7
Nonparametric Sign Test
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7
Very simple chi-square question
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7
Heteroscedasticity in linear mixed effects models (lmer)
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6
Chi-square test or Z-test for comparing two proportions?
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6
How to get the z- score in Wilcox test in R
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6
Whitney Mann U test (i.e., Wilcoxon Rank Sum) and discrete ordinal data
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6
Test of uniform distribution using KS-test and chi square in R
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6
How to do a Tukey HSD test with the Anova command (car package)
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6
Chi-square Test with High Sample Size and Unbalanced Data
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6
Is it possible to calculate median value and interquatile range for a set of numbers containing a range or inequalities?
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6
Alternative to chi-squared goodness-of-fit test for very small sample size
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5
Freeman's coefficient of differentiation (theta) for ordinal tables: do you have calculations or implementations?
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5
Why does Type II/III ANOVA on cumulative link model (R-package ordinal) give different results depending on factor order?
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5
Robust regression in R
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5
Is the Anderson-Darling test similar to the Kruskal-Wallis test to compare more than 2 groups?
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5
If p-value is 0.00 and Cliff delta is small, can my null hypothesis be rejected?
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5
Effect size for Wilcoxon signed rank test that incorporates the possible range of the attribute
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5
About Kruskal-Wallis, Mann-Whitney U and multiple comparisons correction
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5
Winsorizing data
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5
Chi squared test result and Cramer's V value
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5
Simple question on Medical Data analysis
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5
Mann Whitney U revenue test effect size
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5
Post-hoc Friedman Nemenyi Test
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