Outliers
Outliers Mini-Lecture
by Dr. Jennifer Ripley on October 4, 2024
Short video on outliers in statistics.
Categories: Assumptions Outliers Univariate Outliers
Multivariate Outlier Plugin
by Dr. Jonathan Hoover on July 21, 2024
This SPSS plugin by Dr. Hoover calculates the cutoff for Mahalanobis’ distance (adding it as a variable), and also flags...
Categories: Mahalanobis Distance SPSS 28 SPSS 29 SPSS Plugins
Mahalanobis Distance Calculator (Excel)
by Dr. Jonathan Hoover on July 21, 2024
This Excel spreadsheet can be used to calculate the critical value of Chi-Square for Mahalanobis’ distance.
Categories: Mahalanobis Distance
Using Box Plots to Find Outliers
by Dr. Jonathan Hoover on July 21, 2024
In this video, Dr. Hoover demonstrates how to use the boxplot function of SPSS to find univariate outliers. (Note: this...
Categories: Box Plots Univariate Outliers
Finding Outliers with Z-Scores in SPSS
by Dr. Jonathan Hoover on July 21, 2024
In this video, Dr. Hoover demonstrates how to save standardized values for a variable for each case, and how to...
Categories: Measures of Spread SPSS Univariate Outliers
Using the Multivariate Outlier Plugin
by Dr. Jonathan Hoover on July 19, 2024
In this video, Dr. Hoover demonstrates how to use his multivariate outlier detector plugin for SPSS.
Categories: Mahalanobis Distance Multivariate Outliers SPSS 28 SPSS 29 SPSS Plugins