Exploratory Factor Analysis (EFA) and Confirmatory Factor Analysis (CFA) are important techniques that are used extensively in psychometrics and the social sciences. In this video I demonstrate how to perform an EFA and CFA in R, and talk through the key output for each. Code from this video https://drlyndonwalker.com/how-to-run-efa-cfa-in-r Lavaan CFA tutorial https://lavaan.ugent.be/tutorial/cfa.html [0:00] Introduction [1:52] Bartlett & KMO tests [4:33] Scree Plot [6:30] EFA [10:56] CFA Support the channel by using my Amazon affiliate link for your next Amazon purchase https://amzn.to/48nrJ4M My SkillShare courses: (includes a 1 month free trial) How to Write an Academic Journal Article https://skl.sh/3hpm3i0 Introduction to Flipped Classroom Teaching https://skl.sh/3TBK7jw Connect with me: 💻 My Website - https://www.drlyndonwalker.com Join my Facebook Community - https://www.facebook.com/groups/drlyndonwalker