Interactions in statistical models are never especially easy to interpret. Throw in non-normal outcome variables and non-linear prediction functions ... Continue Reading
Search Results (search words: member training)
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Member Training: Frailty Models
Most survival analysis models for time-to-event data, like Cox regression, assume independence. The survival time for one individual cannot influence ... Continue Reading
Member Training: Group Comparisons
How do you know which method to use when you want to compare groups? ... Continue Reading
Member Training: Operationalizing Research Questions
One of the hardest steps in any project is learning to ask the right research question! ... Continue Reading
Member Training: Linear Model Assumption Violations: What’s Next?
What do you do if the assumptions of linear models are violated? ... Continue Reading
Member Training: Exact and Randomization Tests
Exact and randomization tests are simple from a conceptual level and need fewer assumptions than traditional parametric tests. They do require ... Continue Reading
Member Training: Interactions in Poisson and Logistic Regression
Interactions in statistical models are never especially easy to interpret. Throw in non-normal outcome variables and non-linear prediction functions ... Continue Reading
Member Training: Using Macros, Loops, and Functions in Stata to Manage Your Data Software Tutorial
Many data sets are challenging and time consuming to work with because the data are seldom in an optimal format. ... Continue Reading
Member Training: Moderated Mediation, Not Mediated Moderation
Moderated mediation, also known as Conditional Process Modeling, is great tool for understanding one type of complex relationship among variables. ... Continue Reading
Member Training: The Link Between ANOVA and Regression
If you’ve used much analysis of variance (ANOVA), you’ve probably heard that ANOVA is a special case of linear regression. Unless you’ve seen why, ... Continue Reading
Member Training: Multinomial Logistic Regression
Multinomial logistic regression is an important type of categorical data analysis. Specifically, it's used when your response variable is nominal: ... Continue Reading
Member Training: Centering
Centering variables is common practice in some areas, and rarely seen in others. That being the case, it isn’t always clear what are the reasons for ... Continue Reading
Member Training: Translating Between Multilevel and Mixed Models
Multilevel and Mixed models are essentially the same analysis. But they use different vocabulary, different notation, and approach the analysis ... Continue Reading
Member Training: Introduction to Stata Software Tutorial
In this 8-part tutorial, you will learn how to get started using Stata for data preparation, analysis, and graphing. This tutorial will give you the ... Continue Reading
Member Training: Analyzing Likert Scale Data
Is it really ok to treat Likert items as continuous? And can you just decide to combine Likert items to make a scale? Likert-type data is extremely ... Continue Reading
Member Training: A Gentle Introduction to Bootstrapping
Bootstrapping is a methodology derived by Bradley Efron in the 1980s that provides a reasonable approximation to the sampling distribution of various ... Continue Reading
Member Training: Assumptions of Linear Models
What are the assumptions of linear models? If you compare two lists of assumptions, most of the time they're not the same. ... Continue Reading
Member Training: Analyzing Pre-Post Data
Recommendations on how to analyze pre-post data can vary. Typical recommendations include regression analysis or matched pairs analysis for within ... Continue Reading
Member Training: Introduction to SPSS Software Tutorial
In this 10-part tutorial, you will learn how to get started using SPSS for data preparation, analysis, and graphing. This tutorial will give you the ... Continue Reading
Member Training: Analysis of Means
Analysis of Means (ANOM) is an underappreciated methodology that has relevance to quality control and institutional comparisons. ... Continue Reading
Other Pages
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
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
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
Count Regression Models
count regression models resources Like continuous variables, count variable are numerical. So it seems you should be able to apply methods for ... Continue Reading
Logistic Regression
logistic regression resources Listed below are workshops, trainings, and articles to help you learn logistic regression. Logistic regression is an ... Continue Reading
Mixed and Multilevel Models
mixed and multilevel models resources Listed below are workshops, trainings, and articles to help you learn Mixed, Hierarchical, and Multilevel ... Continue Reading
Linear Regression
linear regression resources Listed below are workshops, trainings, and articles to help you learn linear regression. Widely used, this family of ... 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
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
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
Complex Surveys & Sampling
complex surveys & sampling resources Listed below are workshops, trainings, and articles to help you learn about complex surveys. Complex surveys ... Continue Reading
Effect Size Statistics; Power and Sample Size Calculations; and Statistical Inference
effect size statistics, power and sample calculations, and statistical inference Listed below are our free webinars, Statistically Speaking ... Continue Reading