Search Results (search words: factor analysis)

Blog Posts

Correlated Errors in Confirmatory Factor Analysis

Latent constructs, such as liberalism or conservatism, are theoretical and cannot be measured directly. But we can represent the latent construct ... Continue Reading

How Big of a Sample Size do you need for Factor Analysis?

Most of the time when we plan a sample size for a data set, it’s based on obtaining reasonable statistical power for a key analysis of that data set. ... Continue Reading

One of the Many Advantages to Running Confirmatory Factor Analysis with a Structural Equation Model

Based on questions I’ve been asked by clients, most analysts prefer using the factor analysis procedures in their general statistical software to run ... Continue Reading

First Steps in Structural Equation Modeling: Confirmatory Factor Analysis

Confirmatory factor analysis (CFA) is the fundamental first step in running most types of SEM models. You want to do this first to verify the ... Continue Reading

Life After Exploratory Factor Analysis: Estimating Internal Consistency

After you are done with the odyssey of exploratory factor analysis (aka a reliable and valid instrument)...you may find yourself at the beginning of a ... Continue Reading

Confirmatory Factor Analysis: How To Measure Something We Cannot Observe or Measure Directly

Many times in science we are intrigued to measure an underlying characteristic that cannot be observed or measured directly. This measure is ... Continue Reading

Three Myths and Truths About Model Fit in Confirmatory Factor Analysis

We mentioned before that we use Confirmatory Factor Analysis to evaluate whether the relationships among the variables are adequately represented by ... Continue Reading

Four Common Misconceptions in Exploratory Factor Analysis

Today, I would like to briefly describe four misconceptions that I feel are commonly perceived by novice researchers in Exploratory Factor ... Continue Reading

Member Training: Confirmatory Factor Analysis

There are two main types of factor analysis: exploratory and confirmatory. Exploratory factor analysis (EFA) is data driven, such that the collected ... Continue Reading

In Factor Analysis, How Do We Decide Whether to Have Rotated or Unrotated Factors?

I recently gave a free webinar on Principal Component Analysis. We had almost 300 researchers attend and didn't get through all the questions. This is ... Continue Reading

The Fundamental Difference Between Principal Component Analysis and Factor Analysis

One of the many confusing issues in statistics is the confusion between Principal Component Analysis (PCA) and Factor Analysis (FA). They are very ... Continue Reading

How To Calculate an Index Score from a Factor Analysis

One common reason for running Principal Component Analysis (PCA) or Factor Analysis (FA) is variable reduction. In other words, you may start with a ... Continue Reading

Factor Analysis: Choosing Your Variables

by Maike Rahn, PhD In previous posts in this series, we discussed factors and factor loadings and rotations. In this post, I would like to address ... Continue Reading

Factor Analysis: A Short Introduction, Part 6–Common Problems

by Maike Rahn, PhD In the previous blogs I wrote about the basics of running a factor analysis. Real-life factor analysis can become complicated. ... Continue Reading

Member Training: Exploratory Factor Analysis

Many variables we want to measure just can’t be directly measured with a single variable. Instead you have to combine a set of variables into a single ... Continue Reading

Factor Analysis: A Short Introduction, Part 5–Dropping unimportant variables from your analysis

by Maike Rahn, PhD When are factor loadings not strong enough? Once you run a factor analysis and think you have some usable results, it’s time to ... Continue Reading

Factor Analysis: A Short Introduction, Part 4–How many factors should I find?

by Maike Rahn, PhD One of the hardest things to determine when conducting a factor analysis is how many factors to settle on. Statistical programs ... Continue Reading

Factor Analysis: A Short Introduction, Part 3-The Difference Between Confirmatory and Exploratory Factor Analysis

by Maike Rahn, PhD An important question that the consultants at The Analysis Factor are frequently asked is: What is the difference between a ... Continue Reading

Factor Analysis: A Short Introduction, Part 2–Rotations

by Maike Rahn, PhD Rotations An important feature of factor analysis is that the axes of the factors can be rotated within the multidimensional ... Continue Reading

Factor Analysis: A Short Introduction, Part 1

Why use factor analysis? Factor analysis is a useful tool for investigating variable relationships for complex concepts such as socioeconomic status, ... Continue Reading

Other Pages

Principal Component Analysis and Factor Analysis

principal component analysis and factor analysis resources Listed below are workshops, trainings, and articles to help you learn principal component ... Continue Reading

Seminar Enrollment: Crossed and Nested Factors

Crossed and Nested Factors Training Seminar Understand the difference between crossed and nested factors in multilevel, mixed models, and ... Continue Reading

Tutorial Enrollment: Introduction to Data Analysis with Stata

Introduction to Data Analysis using Stata 9 Module Tutorial — Currently Available Enroll Now! As a researcher, it’s critical for you to know ... Continue Reading

Tutorial Enrollment: Introduction to Data Analysis with SPSS

Introduction to Data Analysis with SPSS A 10-Module online tutorial with direct instructor support Enroll Now! OVERWHELMED trying to run ... Continue Reading

Data Analysis Practice and Skills

Resources to improve your data analysis practice and skills As a data analyst, it's not enough to understand statistics or to be able to use the ... Continue Reading

Survival Analysis and Event History Analysis

survival analysis and event history analysis resources Listed below are workshops, trainings, and articles to help you learn survival analysis, ... Continue Reading

Analysis of Variance and Covariance

analysis of variance and covariance resources Listed below are workshops, trainings, and articles to help you learn Analysis of Variance (ANOVA) and ... Continue Reading

Statistical Consulting Services

statistical consulting Sometimes you need one-on-one intensive guidance. With ... Continue Reading

Statistical Consulting Services: Hourly

Hourly Statistical Consulting For when you need guidance and advice for a statistical plan or analysis. Perfect if you have: a need for help to ... Continue Reading

Structural Equation Modeling

structural equation modeling resources Listed below are workshops, trainings, and articles to help you learn Structural Equation Modeling (SEM). SEM ... Continue Reading

Workshops

Currently Enrolling Interpreting (Even Tricky) Regression Coefficients Instructor: Karen Grace-Martin Stage: 2, Linear ... Continue Reading

Tutorial Enrollment: Linear Regression in SPSS

Linear Regression in SPSS A live, 3-session online tutorial, starts April 2nd, 2024 Enroll Now! You open SPSS menus for Regression and ... Continue Reading

Seminars

  Live, Currently Enrolling ... Continue Reading

Tutorials

Enrolling Linear Regression in SPSS Instructor: Kat Caldwell Stage: 2, Linear Models Software: SPSS Live Sessions: Tuesdays, ... Continue Reading

Seminar Enrollment: Levels of Measurement and Types of Variables

Levels of Measurement and Types of Variables Training Seminar Understand the nuances in determining the types of variables you're working with and ... Continue Reading

Seminar Enrollment: Types of Regression Models

Types of Regression Models: Training Seminar 18 Types of Regression Models — What They Are and When to Use Them Enroll Now! Linear, Logistic, ... Continue Reading

Seminar Enrollment: Multicollinearity

Multicollinearity Training Seminar Learn best practices for finding and fixing issues caused by multicollinearity in regression models Enroll ... Continue Reading

Effect Size Statistics; Power and Sample Size Calculations; and Statistical Inference

effect size statistics, power and sample calculations, and statistical inference Use these resources to learn with The Analysis Factor. Listed below ... Continue Reading

Our Programs

how can The Analysis Factor help you with statistics? ... Continue Reading

Fundamental Statistics

resources for fundamental statistics Use the resources here to learn fundamental statistics with The Analysis Factor. Listed Below are our Workshop, ... Continue Reading