This video is the fourth in the series. I've tried to address all concepts of factor Analysis by taking an example from the Likert scale questionnaire.
SPSS datafile used in video: https://drive.google.com/file/d/0BxwFlYNA7JmEQnotbGtUTlBid3c/view?usp=sharing&resourcekey=0-CsnKATc1u57giF9bPAx90g
