Figure 10.1: Sample item from Raven’s Progressive Matrices test The task is to infer the rule describing how the pattern changes within each of the first two rows and then to apply that rule to the third row to arrive at the correct solution. The solution is one of the eight choices at the bottom.

(From Raven’s Progressive Matrices (Standard Parallel, Sets A-E). Copyright © 1998 by NCS Pearson, Inc. Reproduced with permission. All rights reserved. “Raven’s Progressive Matrices and Vocabulary Scales” is a trademark, in the US and/or other countries, of Pearson Education, Inc. or its affiliates.)