Phil is a participant in a study designed to examine the effects of taking a dietary supplement on muscle tissue development. Phil suspects he is in the experimental group, because he is certain his muscles are bigger and stronger as a result of taking the product supplied by the researchers. When the study is completed, Phil learns that he did not receive the dietary supplement. Phil thinks the researchers made a mistake-he is certain his muscle mass increased while he took the supplement. According to this information, Phil's belief that his physical condition improved while he participated in the study is an example of ________.
A. participant fatigue
B. human subject bias
C. an anecdotal report
D. the placebo effect
Answer: D
You might also like to view...
Which of the following nutrients are inorganic?
A) minerals B) fats C) vitamins D) carbohydrates
An example of cultivating a preference for a status food would be:
1.preferring steak if you could only afford beans as a child. 2.an inborn preference for sweets that makes you seek cookies as an adult. 3.a need to demonstrate superior intelligence. 4.avoiding foods that run contrary to your values and beliefs.
At what point did management opportunities outside the food service arena become readily available? a. After the First World War
b. In the latter half of the twentieth century. c. In the last ten years. d. Since the early 1970s.
Which of the following is known to require vitamin K for its synthesis?
a. Albumin b. GI mucosa c. Prothrombin d. Mucopolysaccharides