Video

Introduction to Chapter 6
Introduction to Chapter 6

Measurement
This video walks through scales of measurement.

Reliability
A discussion of reliability

Computing Internal Consistency Estimates
Coefficient Alpha is a very commonly used measure of reliability and here's how to compute it.

Computing Interrater Reliability
How to compute interrater reliability

Chapter Summary
Super cute reflections on learning statistics.

Web

Test–Retest Reliability
This study.com page includes brief notes and a video about test-retest reliability.