Raven's Progressive Matrices
Non-verbal test / From Wikipedia, the free encyclopedia
Raven's Progressive Matrices (often referred to simply as Raven's Matrices) or RPM is a non-verbal test typically used to measure general human intelligence and abstract reasoning and is regarded as a non-verbal estimate of fluid intelligence.[1] It is one of the most common tests administered to both groups and individuals ranging from 5-year-olds to the elderly.[2] It comprises 60 multiple choice questions, listed in order of increasing difficulty.[2] This format is designed to measure the test taker's reasoning ability, the eductive ("meaning-making") component of Spearman's g (g is often referred to as general intelligence).
![Thumb image](http://upload.wikimedia.org/wikipedia/en/thumb/d/dc/Ravens-matrices-SPM-cover.jpg/220px-Ravens-matrices-SPM-cover.jpg)
The tests were originally developed by John C. Raven in 1936.[3] In each test item, the subject is asked to identify the missing element that completes a pattern. Many patterns are presented in the form of a 6×6, 4×4, 3×3, or 2×2 matrix, giving the test its name.[4]