Last data update: 2014.03.03

R: Generate a scree plot
cctscreeR Documentation

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. 

Results


R version 3.3.1 (2016-06-21) -- "Bug in Your Hair"
Copyright (C) 2016 The R Foundation for Statistical Computing
Platform: x86_64-pc-linux-gnu (64-bit)

R is free software and comes with ABSOLUTELY NO WARRANTY.
You are welcome to redistribute it under certain conditions.
Type 'license()' or 'licence()' for distribution details.

R is a collaborative project with many contributors.
Type 'contributors()' for more information and
'citation()' on how to cite R or R packages in publications.

Type 'demo()' for some demos, 'help()' for on-line help, or
'help.start()' for an HTML browser interface to help.
Type 'q()' to quit R.

> library(CCTpack)
Error in library(CCTpack) : there is no package called 'CCTpack'
Execution halted