What does validity measure?
Understand the Problem
The question asks for the definition of validity in a general sense, likely in the context of research, testing, or measurement. It aims to understand what characteristic or quality validity is intended to assess or quantify.
Answer
Validity measures how accurately a method measures what it is intended to measure.
Validity measures how accurately a method or test measures what it is intended to measure. It ensures that the results obtained truly represent the variable or concept being studied.
Answer for screen readers
Validity measures how accurately a method or test measures what it is intended to measure. It ensures that the results obtained truly represent the variable or concept being studied.
More Information
Think of validity as the 'truthfulness' of a measurement. A valid measurement is one that actually reflects what it's supposed to.
Tips
A common mistake is to confuse validity with reliability. Reliability refers to the consistency of a measure, while validity refers to its accuracy.
Sources
- The 4 Types of Validity in Research | Definitions & Examples - Scribbr - scribbr.com
- Reliability and Validity of Measurement - BC Open Textbooks - opentextbc.ca
- Validity | The Measures Management System - mmshub.cms.gov
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