Count data

When to Use Logistic Regression for Percentages and Counts

by Karen Grace-Martin

Getting Accurate Predicted Counts When There Are No Zeros in the Data

by Jeff Meyer

The Problem with Linear Regression for Count Data: Predicting Length of Stay in Hospital

by Jeff Meyer

Analyzing Zero-Truncated Count Data: Length of Stay in the ICU for Flu Victims

by Jeff Meyer

When a Variable’s Level of Measurement Isn’t Obvious

by Karen Grace-Martin

A Few Resources on Zero-Inflated Poisson Models

by Karen Grace-Martin

Zero-Inflated Poisson Models for Count Outcomes

by Karen Grace-Martin

The Exposure Variable in Poisson Regression Models

by Karen Grace-Martin

Poisson Regression Analysis for Count Data

by Karen Grace-Martin

Regression Models for Count Data

by Karen Grace-Martin