What is Mplus? Mplus is a highly flexible, powerful statistical analysis software program that can fit an extensive variety of statistical models using one of many estimators available. Perhaps its…
Read More
Search Results for: what stat should i use
Advanced Topics in Survey Data Analysis
Introduction The purpose of this workshop is to highlight statistical methods that are (relatively) easy to do with unweighted data and are (relatively) more difficult to do with weighted data. …
Read More
Confirmatory Factor Analysis (CFA) in R with lavaan
Purpose This seminar will show you how to perform a confirmatory factor analysis using lavaan in the R statistical programming language. Its emphasis is on understanding the concepts of CFA…
Read More
Decomposing, Probing, and Plotting Interactions in R
Purpose This seminar will show you how to decompose, probe, and plot two-way interactions in linear regression using the emmeans package in the R statistical programming language. For users of…
Read More
R Markdown Basics
Welcome to the R Markdown Basics Seminar! Requirements Before beginning the seminar, please make sure you have R and RStudio installed. Please also make sure to have the following R…
Read More
Principal Components (PCA) and Exploratory Factor Analysis (EFA) with SPSS
Overview This seminar will give a practical overview of both principal components analysis (PCA) and exploratory factor analysis (EFA) using SPSS. We will begin with variance partitioning and explain how…
Read More
A Practical Introduction to Factor Analysis: Exploratory Factor Analysis
Purpose This seminar is the first part of a two-part seminar that introduces central concepts in factor analysis. Part 1 focuses on exploratory factor analysis (EFA). Although the implementation is…
Read More
SPSS Mixed Command
Statistical Computing Workshop: Using the SPSS Mixed Command PowerPoint slides: Using the SPSS Mixed Command Part 1 and Using the SPSS Mixed Command Part 2 Introduction The purpose of this…
Read More
How do I make graphs of simple slopes in Excel?
Graphs of simple slopes are great aids in interpretation of interactions involving simple slopes. At times, unfortunately, the statistical software used to estimate a regression model does not provide an…
Read More
Comparing Strategies in Analyzing Repeated Measures Data
Comparing strategies of analyzing repeated measures data This page is intended to be an example of common trend analysis in a repeated measures analysis. We will use data…
Read More