Description Usage Arguments Value Author(s) References
View source: R/getLineContrast.R
Generates contrasts for testing monotonicity based on the OECD guidance for statistics.
1 2 | getLineContrast(Data, Treatment)
getQuadContrast(Data, Treatment)
|
Data |
A data set. |
Treatment |
The name (as a string) of the treatment variable. |
Returns a numeric vector of contrasts.
Joe Swintek
OECD SERIES ON TESTING AND ASSESSMENT Number 54
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