Statistics Help

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

One-Factor ANOVA in Excel

One-Way ANOVA in SPSS

One-Way ANOVA Practice

Two-Way ANOVA in SPSS

Two-Way ANOVA Practice


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

Chi-Square in SPSS

Chi-Square Practice


Correlations

Correlations in Excel

Correlations in SPSS

Correlation Practice


Cronbach’s Alpha

Cronbach’s Alpha in SPSS

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

Excel Statistics Help


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

Testing for Dual 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

Partial Correlation in SPSS


Percentiles

Percentiles


Quadratic Regression

Quadratic Regression in Excel

Quadratic Regression in SPSS

Quadratic Regression Practice


Regression

Regression in Excel

Regression in SPSS

Regression Practice


Sample Size

Bias with Small Sample Sizes and/or Non-Representative Samples (Links to
StatisticalBullshit.com)


Scale Creation

Writing Items for a Scale


Scales

List of Commonly-Used Scales


SPSS

SPSS Statistics Help


T-Test

One-Sample T-Test in SPSS

Two-Sample T-Test in Excel

Two-Sample T-Test in SPSS

Two-Sample T-Test Practice

8 thoughts on “Statistics Help

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

  2. Descriptive Statistics in Excel – Dr. Matt C. Howard

  3. Excel Statistics Help – Statistical Bullshit

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

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

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

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

  8. Practice in Excel and SPSS – Statistical Bullshit

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