# Statistics

## Video: A Simple and Quick Way… (SPSS Tutorials)

This collection of SPSS Video Tutorials from AJ Delgado are exactly as advertised, simple and quick. Here’s just one example, this one focuses on t-tests for independent means. Click here to link to all of his videos. Videos cover all of the key statistics, as well as issues like dealign with skew, and working with […]

## Statistics’ Murky Ethical History

A look back into the historical origins of statistics reveals surprising links to Nazis and eugenics. Check out Aubrey Clayton’s article “How Eugenics Shaped Statistics“ It’s an interesting look at statistics’ historical roots and how it’s tied to modern controversies “It’s no coincidence that the method of significance testing and the reputations of the people

## Detecting Data Fraud: Miles and Miles of Fabrication

Does signing an honesty pledge at the top or bottom of a document increase honesty? That was the question researchers explored in a field study about reporting on a car’s mileage. But the data from that study may be fake. A post from DataColada.org entitled, “Evidence of Fraud in an Influential Field Experiment About Dishonesty”

## Activity: A 2×3 Factorial ANOVA calculation and interpretation: From Data Through Follow-Up Tests and Conclusions

This assignment utilizes the Teach Psych Science resource Summary steps for conducting a Factorial ANOVA: From data through follow up tests and conclusions to calculate and interpret a 2X3 factorial ANOVA data set from scratch (all hand calculations). A research scenario and data are provided. Click here for the activity.

## Examples: Data Visualization

The Data Visualization Catalogue is a project developed by Severino Ribecca to create a library of different information visualization types. This site features most every type of data visualization you an imagine (including some of the most common in psychology– bar chart). Each contains a description, examples, tools for creation, and a video. You can access the site

## Three Things You Can do to Make Your Data Tables More Visual

Tables that contain a lot of data can be difficult to understand. This article from PolicyViz.com shows a few ways to make that information more manageable by simplifying information, highlighting key pieces, and using the right type of chart. You can find the full article here.

## Spearman’s Correlation Explained

Jim Frost provides a thorough explanation of Spearman’s correlation, including when to use it, how it differs from Pearson’s r, and how it’s calculated. You can find the article here.

## Resources: Stats of Doom

A comprehensive site created by Dr. Erin Buchanan offering lecture materials and videos for a full range of statistics concepts covered in a basic/introductory course (descriptives, graphs, z-scores, t-tests, ANOVA, correlation, regression, chi-square, etc.). Coverage also includes materials for several statistics packages (e.g., SPSS, JASP, R) Here is a link for a basic course. There

## Template: Preregistration of Quantitative Study

Article discussing various aspects of preregistration with links to resources, including several different preregistration forms. You can find a copy of the paper on PsyArXiv here.

## Careers in Research Methods, UX, and Statistics

Arizona State University has a fantastic site where the post videos and career information (e.g, estimated salaries and suggested coursework) for a range of potential psychology careers, including statistics. On the research methods and user experience career page, they explain “In the fields of applied research, you will utilize your knowledge of research methods to

## Jamovi Assignments that Teach Climate Change

Kimberly A. Barchard (LinkedIn), Matthew R. Helm, John D. Watt , Kaelyn Griffin, from the University of Nevada, Las Vegas have created a series of Jamovi assignments. These 10 assignments include step-by-step instructions to take students from the basics of opening data files to the complexities of creating a professional conference poster (complete with literature review, method, results, graph, and

## Videos: What Is a p Value?

Knowing what p values tell us can be tricky to teach. Here are several videos that help explain exactly what p-values are (and aren’t) able to tell us. Each video essentially covers the same content so which one you use can be a matter of personal preference.

## Principles to Improve Instructional Videos’ Effectiveness

This is an article on The Effortful Educator from Blake Harvard (Twitter: @effortfuleduktr) that reviews “Five ways to increase the effectiveness of instructional video.” Going forward, because more of us will need to create videos for our courses, we should learn as much as we can about making those videos as effective as possible. In