Last data update: 2014.03.03
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R: Hottelling's T square
Hottelling's T square
Description
To compute Hotelling's T square statistic for multivariate analysis of variance using Shrinkage covariance matrix estimates.
Usage
Hott2(x, y, var.equal = TRUE)
Arguments
x |
Data matrix; row is sample; each column is variable(gene)
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y |
Vector defining two-group of the samples.
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var.equal |
Logical.
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Value
Hotelling's T square statistic is calculated.
Note
R > 2.13.2
Author(s)
Chen-An Tsai, James J. Chen, Ching-Wei Chang, and Chih-Yi Chien
References
Chen,J.J. et al. (2007) Significance analysis of group of genes in expression profiling studies, Bioinformatics, 23, 2104.
Tsai,C.A. et al. (2009) Multivariate analysis of variance test for gene set analysis. Bioinformatics, 25, 897.
Results
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