On this page, I will list guides to various statistics topics. If you don’t see a topic that you’re interested in, please contact me at MHoward@SouthAlabama.edu and I will consider adding it (when I have time).

ANOVA

Basic Statistical Concepts

Conceptual Variables and Actual Measures

Independent Variables and Dependent Variables

Causation

Correlation Does NOT Equal Causation (Links to StatisticalBullshit.com)

Chi-Square

Correlations

Cronbach’s Alpha

Introduction to Cronbach’s Alpha

Descriptive Statistics

How to Calculate Descriptive Statistics in Excel

Identifying Multiple Modes in Excel

Dummy-Coding

Dummy-Coded Regression in Excel

Dummy-Coded Regression in SPSS

Dummy-Coded Regression Practice

Excel

Activating “Data Analysis” in Excel

Factorial Designs

Two Condition Full Factorial Designs

Helpful Tools and Guides from Around the Internet

Helpful Online Statistics Tools

Item-Sort Task

Item-Sort Tasks’ Logic, Method, and Statistics

Mediation

Sobel Test Formula for Serial Mediation / Sequential Mediation

Sobel Test Calculator for Serial Mediation / Sequential Mediation

Meta-Analysis

Seven Things You Should Know about CMA (Comprehensive Meta-Analysis)

Methodology

Regression Toward the Mean (Links to StatisticalBullshit.com)

p-Values

P-Hacking (Links to StatisticalBullshit.com)

The Meaning of p-Values: A Guide for Social and Organizational Science

Students & Researchers

The p-Value Controversy: A Guide for Social and Organizational Science

Students & Researchers

Partial Correlation

Percentiles

Probability

Quadratic Regression

R

Regression

Sample Size

Bias with Small Sample Sizes and/or Non-Representative Samples (Links to

StatisticalBullshit.com)

Scale Creation

Scales

SPSS

T-Test

Z-Values

How to Perform a T-Test in Excel – Dr. Matt C. Howard

Descriptive Statistics in Excel – Dr. Matt C. Howard

Excel Statistics Help – Statistical Bullshit

Regression and More in Excel and SPSS – Dr. Matt C. Howard

Quadratic & Dummy-Coded Regression in Excel and SPSS – Dr. Matt C. Howard

One-Sample and Two-Sample T-Test in Excel and SPSS – Dr. Matt C. Howard

ANOVA and Chi-Square in Excel and SPSS – Dr. Matt C. Howard

Practice in Excel and SPSS – Statistical Bullshit

Rules of Probability – Statistical Bullshit