cctscree {CCTpack}

Generate a scree plot

Description

Creates a screeplot of the data, providing the first 8 factors and their magnitudes.

Usage

cctscree(data, polych = FALSE)

Arguments

data

a 2-dimensional matrix or array, missing values should be input as NA.

polych

used for ordinal data only, if the polychoric correlations, rather than Pearson correlations, should be used

Details

The scree plot is generated from the respondent by respondent correlation (Pearson) matrix.

Examples

data(hotcold)
cctscree(data = hotcold)
## With this example data, a scree plot with 2 substantial factors 
##               (suggesting two cultures) is produced.