Holly is an excellent pianist, yet she is afraid to play in front of other people because of her fear that people will hate her music and yell at her. Holly is displaying symptoms of:

Submariners can easily adjust to 18 hour days because their exposure to daylight is limited

a. true b. false

Dr. Wiseman wants to know about the alcohol consumption patterns among college juniors in the United States. He should __________

a) give the survey to every college junior in the country. b) remember that sample size is the most critical factor in survey research. c) require students' names on each survey to avoid the tendency to lie. d) draw a representative sample among college juniors.