riTest | R Documentation |
Test report independence for each stimulus response distribution
riTest(x)
x |
four-by-four confusion matrix |
If p value is sufficiently low, we're justified in rejecting the null hypothesis of sampling within that factor. p values come from a chi-squared test on the confusion matrix, as explaned in a footnote of Thomas (2001).
data frame containing z-scores and p-values for all four tests
Ashby, F. G., & Townsend, J. T. (1986). Varieties of perceptual independence. Psychological review, 93(2), 154.
Thomas, R. D. (2001).Perceptual interactions of facial dimensions in speeded classification and identification. Perception \& Psychophysics, 63(4), 625–650.
Silbert, N. H., & Thomas, R. D. (2013). Decisional separability, model identification, and statistical inference in the general recognition theory framework. Psychonomic bulletin & review, 20(1), 1-20.
data(thomas01a)
riTest(thomas01a)
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