Mr. Cooper wants to motivate his students to do well on thei…

Mr. Cooper wants to motivate his students to do well on their classwork, especially the work that involves preparation for the end-of-grade tests his students will take. He hits upon what he thinks is the perfect motivator: each day, he’ll give students a mini-test with twenty questions, and he’ll give one piece of candy for each correct answer a student gives. His system is likely to be