GDINA (version 1.4.2)

monocheck: This function checks if monotonicity is violated

Description

If mastering an additional attribute lead to a lower probabilities of success, the monotonicity is violated.

Usage

monocheck(object, strict = FALSE)

Arguments

object

object of class GDINA

strict

whether a strict monotonicity is checked?

Value

a logical vector for each item or category indicating whether the monotonicity is violated (TRUE) or not (FALSE)

Examples

## Not run: ------------------------------------
# dat <- sim10GDINA$simdat
# Q <- sim10GDINA$simQ
# 
# 
# mod1 <- GDINA(dat = dat, Q = Q, model = "GDINA")
# check <- monocheck(mod1)
# check
# mod2 <- GDINA(dat = dat, Q = Q, model = "GDINA",mono.constraint = check)
# check2 <- monocheck(mod2)
# check2
## ---------------------------------------------