lavaanMIExtract: lavaan-specific function: return modification indices related...

Description Usage Arguments Details Value Examples

View source: R/functions.R

Description

Input is object with output of modindices-function lavaan package.

Usage

1
lavaanMIExtract(RelevantVariable, lavaanMIObject, sortByMI = TRUE)

Arguments

RelevantVariable

character. Relevant variable to look for and print out modification indices.

lavaanMIObject

lavaan object. Output object of 'laavan::modindices()' function

sortByMI

boolean. Sort in decreasing order modification indices by mi value?

Details

what it does: looks for relevant variable in variable lhs or rhs and returns only these fields

Value

data.frame. DataFrame with modification indicies (mi values) of a certain variable.

Examples

 1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
# official lavaan example
HS.model <- ' visual  =~ x1 + x2 + x3
              textual =~ x4 + x5 + x6
              speed   =~ x7 + x8 + x9'
# fit the model to the data
fit <- cfa(HS.model, data=HolzingerSwineford1939)
# get the modification indices
mi_model <- modindices(fit, minimum.value = 10, sort = TRUE)
# look for x9 related modification indicies
lavaanMIExtract(RelevantVariable = "x9",
                lavaanMIObject = mi_model,
                sortByMI = TRUE)

masem-research/masemPsychometrics documentation built on Dec. 9, 2020, 2:21 a.m.