|Code Listing by Frederik Nagel|
For the description, I took the abstract of the original publication:
"A special set of computer-generated complex tones is shown to lead to a complete breakdown of transitivity in judgments of relative pitch. Indeed, the tones can be represented as equally spaced points around a circle in such a way that the clockwise neighbor of each tone is judged higher in pitch while the counterclockwise neighbor is judged lower in pitch....
Calculates point biserial correlation and tests for significance with either ttest or ranksum test.
Adapted from centroid computation in general where the centroid is the center of mass of a body, the spectral centroid is an measure for the brightness of a sound.
Cronbach's dodA (alpha) has an important use as a measure of the reliability of a psychometric instrument. It indicates the extent to which a set of test items can be treated as measuring a single latent variable. It was first named as alpha by...
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