simsem (version 0.4-6)

SimMatrix-class: Matrix object: Random parameters matrix

Description

This object can be used to represent a matrix in SEM model. It contains free parameters, fixed values, starting values, and model misspecification. This object can be represented mean, intercept, or variance vectors.

Objects from the Class

This object is created by bind or binds function.

See Also

• SimVectorfor random parameter vector.

Examples

showClass("SimMatrix")

loading <- matrix(0, 6, 2)
loading[1:3, 1] <- NA
loading[4:6, 2] <- NA
loadingValues <- matrix(0, 6, 2)
loadingValues[1:3, 1] <- 0.7
loadingValues[4:6, 2] <- 0.7
LY <- bind(loading, loadingValues)
summary(LY)
rawDraw(LY)

LY <- bind(loading, "rnorm(1, 0.6, 0.05)")
summary(LY)
rawDraw(LY)

mis <- matrix("runif(1, -0.1, 0.1)", 6, 2)
mis[is.na(loading)] <- 0
LY <- bind(loading, "rnorm(1, 0.6, 0.05)", mis)
summary(LY)
rawDraw(LY)