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SPSS for newbies: exploratory factor analysis Introduction to factor analysis including interpretation. Do I need to run a factor analysis (FA)? Questionnaires with inter-related questions summarising content of lots of questions (items) by a few factors creating scores for attributes validity of a scale checking a scale is unidimensional for Cronbach Alpha Types of FA: exploratory and confirmatory Steps in perfoming EFA Example: EFA on personaility data NOTE: somewhere in the video I say…

Two-way ANOVA in SPSS - Step-by-step procedure including testing of assumptions | Laerd Statistics