Nothing
'print.lmorigin' <-
function(x, ...)
{
if(x$origin) {
cat("\nRegression through the origin",'\n')
} else {
cat("\nMultiple regression with estimation of intercept",'\n')
}
cat("\nCall:\n")
cat(deparse(x$call),'\n')
if(x$origin) { names <- x$var.names[-1] }
else { names <- c("(Intercept)",x$var.names[-1]) }
cat("\nCoefficients and parametric test results \n",'\n')
res <- as.data.frame(cbind(summary(x$reg)$coefficients[,1], summary(x$reg)$coefficients[,2], summary(x$reg)$coefficients[,3], summary(x$reg)$coefficients[,4]))
rownames(res) <- names
colnames(res) <- c("Coefficient","Std_error","t-value","Pr(>|t|)")
printCoefmat(res, P.values=TRUE, signif.stars=TRUE)
if(x$nperm > 0) {
cat("\nTwo-tailed tests of regression coefficients\n",'\n')
res2 <- as.data.frame(cbind(summary(x$reg)$coefficients[,1], x$p.param.t.2tail, x$p.perm.t.2tail))
rownames(res2) <- names
colnames(res2) <- c("Coefficient","p-param","p-perm")
nc <- 3
printCoefmat(res2, P.values=TRUE, signif.stars=TRUE, has.Pvalue = 3 && substr(colnames(res2)[3],1,6) == "p-perm")
cat("\nOne-tailed tests of regression coefficients:",'\n')
cat("test in the direction of the sign of the coefficient\n",'\n')
res1 <- as.data.frame(cbind(summary(x$reg)$coefficients[,1], x$p.param.t.1tail, x$p.perm.t.1tail))
rownames(res1) <- names
colnames(res1) <- c("Coefficient","p-param","p-perm")
nc <- 3
printCoefmat(res1, P.values=TRUE, signif.stars=TRUE, has.Pvalue = 3 && substr(colnames(res1)[3],1,6) == "p-perm")
}
cat("\nResidual standard error:", summary(x$reg)$sigma, "on", summary(x$reg)$df[2],"degrees of freedom",'\n')
cat("Multiple R-square:", summary(x$reg)$r.squared," Adjusted R-square:", summary(x$reg)$adj.r.squared,'\n')
F <- summary(x$reg)$fstatistic[[1]]
df1 <- summary(x$reg)$fstatistic[[2]]
df2 <- summary(x$reg)$fstatistic[[3]]
p.param.F <- pf(F, df1, df2, lower.tail=FALSE)
cat("\nF-statistic:", F, "on", df1, "and", df2, "DF:\n")
cat(" parametric p-value :", p.param.F,'\n')
if(x$nperm > 0) {
cat(" permutational p-value:", x$p.perm.F,'\n')
if(x$method == "raw") {
cat("after",x$nperm,"permutations of",x$method,"data",'\n','\n')
} else {
cat("after",x$nperm,"permutations of",x$method,"of full model",'\n','\n')
}
}
invisible(x)
}
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