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Research article

First published 1999-4

Type I Error Probabilities of the Wilcoxon-Mann-Whitney Test and Student T Test Altered by Heterogeneous Variances and Equal Sample Sizes

Donald W. Zimmerman

Perceptual and Motor Skills

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Research article

First published 1946-09

An Approximate Function for Testing the Significance of Differences According to the "Student"-Fisher t-Test

W. James Lyons

Textile Research Journal

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Research article

First published 1992-6

Parametric Alternatives to the Student T Test under Violation of Normality and Homogeneity of Variance

Donald W. Zimmerman, Bruno D. Zumbo

Perceptual and Motor Skills

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Research article

First published 2014-9

The comparison of manual and LabVIEW-based fuzzy control on mechanical ventilation

Hasan Guler, Fikret Ata

Proceedings of the Institution of Mechanical Engineers,Part H: Journal of Engineering in Medicine

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Research article

First published 2005-08

Can Percentiles Replace Raw Scores in the Statistical Analysis of Test Data?

Donald W. Zimmerman, Bruno D. Zumbo

Educational and Psychological Measurement

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Research article

First published 1980-12

Exact Type 1 Error Rates for Robustness of Student's t Test with Unequal Variances

Philip H. Ramsey

Journal of Educational and Behavioral Statistics

Free access

Research article

First published 2021-7

Best practice in statistics: Use the Welch t -test when testing the difference between two groups

Robert M West

Annals of Clinical Biochemistry: International Journal of Laboratory Medicine

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Research article

First published 2008

Refractive Errors and Binocular Dysfunctions in a Population of University Students

D.J. Risovic, K.R. Misailovic, J.M. Eric-Marinkovic [...]

European Journal of Ophthalmology

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Research article

First published 1968-4

Note on Use of the A Statistic as a Substitute for T in the One-Sample Case

Richard P. Runyon

Psychological Reports

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Research article

First published 1997-10

Revisiting the t Test on Ranks as an Alternative to the Wilcoxon Rank-Sum Test

Patrick D. Bridge, Shlomo S. Sawilowsky

Perceptual and Motor Skills

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