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Validity Course

Validity Course
flexible workload of 4 to 360h
valid certificate in your country

What will I learn?

This course offers practical tools to create and validate reliable measures. You will learn to define concepts precisely, craft comprehensive test items, perform factor analysis and IRT models, evaluate criterion links, tackle biases and procedural flaws, and compile evidence for actionable decisions in practical settings.

Elevify advantages

Develop skills

  • Design validity studies by planning samples, criteria, and schedules effectively.
  • Develop and improve tests using item blueprints, expert reviews, and CVI/CVR calculations.
  • Perform key psychometric analyses including EFA, CFA, IRT, reliability, and DIF detection.
  • Assess criterion validity via correlations, regression, and added value analysis.
  • Build comprehensive validity arguments by integrating evidence, defining thresholds, and preparing reports.

Suggested summary

Before starting, you can change the chapters and the workload. Choose which chapter to start with. Add or remove chapters. Increase or decrease the course workload.
Workload: between 4 and 360 hours

What our students say

Your classes are perfect. I got the one-year package and finally have the chance to follow several topics I'm interested in without having to switch platforms... I appreciate everything you do, I've already recommended you to others...
Giulio Carlo
Giulio CarloDigital Marketing Student
I like how the lessons are straight to the point and how I can switch chapters and skip content I don't need.
Mariana Ferres
Mariana FerresPhotography Student
I like the content and the way the videos are presented and transcribed, which speeds up the process!
Luciana Alvarenga
Luciana AlvarengaNail Design Student
The platform is fast and easy to use. The variety of content and the supplementary videos really help with learning.
Giulio Carlo
Giulio CarloPrompt Engineering Student

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