I often pose questions in my statistics class that ask about the probability of randomly choosing a correct answer from a list of possible answers on a multiple choice test. I ask the students to ...

Goodbye Play-Doh, hello No. 2 pencils. Because of a tough new curriculum and teacher evaluations, 4- and 5-year-olds are learning how to fill in bubbles on standardized math tests to show how much ...

Ideally, multiple-choice exams would be random, without patterns of right or wrong answers. However, all tests are written by humans, and human nature makes it impossible for any test to be truly ...