Mr Smith Placebo Effect
Mr. Smith’s conclusion based on his study with the operational definition groups of controller and experimental group was that they had a pessimistic effect on achievement motivation with the use of caffeine. Moreover, the placebo effect was used in Mr. Smith’s investigation towards his first period class. A placebo effect is known as a fake substance which in this case was the non-caffeine that his first period consumed. To illustrate Mr. Smith used the placebo effect on his first period class and were given a non-caffeine drink. The social factors were that the students were supposed to complete a puzzle test, which the test is performed to study the customs, lifestyles, and values characterized in a society or group. In fact, both first