Description Usage Arguments Value Author(s) References Examples
Calculates the confidence interval for the ordinal comparison of the A statistic for two or more groups.
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y |
Matrix of cases (rows) by scores (column 1) and group codes (column 2) (matrix). |
weights |
Weight of each case. Set to TRUE to weight cases; if so, column 3 contains case weights (default = FALSE). |
increase |
Set to TRUE if scores are predicted to increase with group codes (default = FALSE). |
n.bootstrap |
Number of bootstrap samples (scalar, default = 1999). |
conf.level |
Confidence level (scalar, default = .95). |
ci.method |
Method used to construct confidence interval (scalar, default = 1 (for BCA), user can also call 2 (for percentile). |
seed |
Random number seed (scalar, default = 1). |
A vector containing the A statistic, its estimated standard error, and the upper and lower bounds of the confidence interval.
John Ruscio
Ruscio (2008) & Ruscio and Mullen (2012) & Ruscio and Gera (2013)
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