Summary
Contents
Subject index
In an increasingly data-driven world, it is more important than ever for students as well as professionals to better understand basic statistical concepts. 100 Questions (and Answers) About Statistics addresses the essential questions that students ask about statistics in a concise and accessible way. It is perfect for instructors, students, and practitioners as a supplement to more comprehensive materials, or as a desk reference with quick answers to the most frequently asked questions.
What Are the Different Types of Validity, and How Are They Computed?
What Are the Different Types of Validity, and How Are They Computed?
There are three types of validity, and all are used to assess the “truthfulness” of different types of assessment instruments to determine whether they do what they are designed to do.
Content validity is used to examine whether an assessment tool covers the universe of items it purports to measure. Content validity might be used to evaluate an achievement test.
Criterion validity is used to examine whether an assessment tool relates knowledge, skills, or abilities to other criteria that are related to the test under development. There are two types of criterion validity. Concurrent validity is used to assess the current status of an assessment tool (such as how well a newly developed test ...
- Loading...
