Exploratory Factor Analysis in R

RMarkdown tutorial: https://github.com/ccs-amsterdam/r-co... More tutorial stuff: https://github.com/ccs-amsterdam/r-co... Timecodes: 00:00 - Intro 04:06 - Steps in an EFA 05:13 - Start of the R Tutorial 05:57 - Getting data, checking assumptions 11:38 - Psychometric Properties of individual items 15:37 - Basics of an EFA 18:17 - Determining the number of factors to extract 24:42 - Estimating the EFA using the package 'psych' 36:12 - Assessing reliability of the factors