polycor (version 0.7-10)

print.polycor: Print Method for polycor Objects

Description

print method for objects of class polycor, produced by polychor and polyserial.

Usage

# S3 method for polycor
print(x, digits = max(3, getOption("digits") - 3), ...)

Arguments

x

an object of class polycor, as returned by polychor or polyserial.

digits

number of significant digits to be printed.

…

not used.

Value

Invisibly returns x; used for its side effect --- i.e., printing.

See Also

polychor, polyserial

Examples

# NOT RUN {
if(require(mvtnorm)){
    set.seed(12345)
    data <- rmvnorm(1000, c(0, 0), matrix(c(1, .5, .5, 1), 2, 2))
    x <- data[,1]
    y <- data[,2]
    cor(x, y) # sample correlation
    }
if(require(mvtnorm)){
    x <- cut(x, c(-Inf, .75, Inf))
    y <- cut(y, c(-Inf, -1, .5, 1.5, Inf))
    polychor(x, y, ML=TRUE, std.err=TRUE)  # polychoric correlation, ML estimate
    }
# }

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