% Generated by roxygen2: do not edit by hand
% Please edit documentation in R/core-icc.R
\name{icc_calc_3_1_absolute}
\alias{icc_calc_3_1_absolute}
\title{Calculate ICC(3,1,absolute) [Supplementary]}
\usage{
icc_calc_3_1_absolute(
  data_matrix,
  alpha = 0.05,
  rho0 = NULL,
  interaction = TRUE
)
}
\arguments{
\item{data_matrix}{A standardized numeric matrix from \code{icc_preprocess_data}.
Rows = subjects, columns = raters/measurements.}

\item{alpha}{Significance level for confidence interval, default 0.05.}

\item{rho0}{Optional null hypothesis value for non-zero test, default NULL.}

\item{interaction}{Logical, whether to include interaction term (ignored for one-way).}
}
\value{
A standardized list containing ICC results.
}
\description{
Calculates ICC for two-way mixed effects, single rating, absolute agreement.
Note: This combination is rarely used and not recommended.
}
\references{
McGraw, K. O., & Wong, S. P. (1996).
}
\keyword{internal}
