Test Development: Fundamentals for Certification and Evaluation

chapter 5:

Defining Content Domain (Part I)—Job Analysis

Key objectives covered in this chapter:

• Describe the purpose of a job/practice analysis (J/PA).
• Summarize each of the four stages of the J/PA method referred to as difficulty-importance-frequency (DIF) or criticality-difficulty-frequency (CDF).
• Differentiate between the use of J/PA results in training design versus weighting credential test content.

Myth: The sample size is proportional to the population size.

Introduction

A job/practice analysis (J/PA) is the process of examining ...