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>eR-BioStat
Basic concepts in statistical inference
using R
Topics
The course consists of two parts: single and multiple comparisons. All the examples are illustrated using R and the code is a part of the online books. Slides are available only for the first part.
R packages:
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library(pwr)
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library(equivalence)
Useful R functions include:
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t.test()
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pwr.t.test()
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wilcox.test()
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pwilcox()
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tost()
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p.adjust()
The course in slides format & online books
Slides
Slides are available for the topic of single comparison and cover the following topics:
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Introduction,
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Student’s t-test,
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One sample t-test,
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One sided test,
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Two sided test,
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Confidence interval for the mean,
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Two samples t-test,
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What should we test?
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Assuming equal variances,
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Assuming different variances,
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Power of a t-test,
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Mann-Whitney-Wilcoxon test,
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The limited role of the p-value,
Online book
The online book was written by Roel Ceballos. It is a RPubs publication and it is focused on single comparison and covers the following topics:
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Student’s t-test.
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One sample t-test.
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One sided test.
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Two sided test.
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Confidence interval for the mean.
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Two samples t-test.
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Mann-Whitney-Wilcoxon test.
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