R/print.mcdina.R

Defines functions print.mcdina

Documented in print.mcdina

## File Name: print.mcdina.R
## File Version: 0.10
################################################################################
# print method class mcdina
################################################################################
print.mcdina <-
function(x, ... ){
    cat("Estimation of multiple choice DINA model\n\n")

    d1 <- utils::packageDescription("CDM")
    cat( paste( d1$Package, " ", d1$Version, " (", d1$Date, ")", sep=""), "\n" )

    cat("\nCall:\n", paste(deparse(x$call), sep="\n", collapse="\n"),
                "\n\n", sep="")
    #*** parameters
    cat(paste0("Number of cases=", x$I, "\n") )
    cat(paste0("Number of groups=", x$G, "\n") )
    cat(paste0("Number of items=", ncol(x$dat), "\n") )
    cat(paste0("Number of skill dimensions=", ncol(x$q.matrix) - 2, "\n") )
    cat(paste0("Number of skill classes=", nrow(x$attribute.patt), "\n") )
    cat(paste0("Number of parameters=", x$Npars, "\n") )
    cat(paste0("  # item parameters=", x$ic$itempars, "\n") )
    cat(paste0("  # skill distribution parameters=",
                x$ic$traitpars, "\n") )
    #*** likelihood
    cat( paste0( "\nLog-Likelihood=", round( x$loglike,2 ), "\n") )
    #*** information criteria
    cat( paste0( "AIC=", round( x$AIC,0 ), "\n") )
    cat( paste0( "BIC=", round( x$BIC,0 ), "\n") )
    invisible(x)
}

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CDM documentation built on Aug. 25, 2022, 5:08 p.m.