For bulimia nervosa to be diagnosed, binge eating must have occurred __________
A) daily for a period of two months or more
B) daily for a period of three months or more
C) at least weekly for a period of two months or more
D) at least weekly for a period of three months or more
Answer: D
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Regarding procrastination, which of the following statements is FALSE?
a. Students who procrastinate tend to work only under pressure and skip classes. b. Students who procrastinate give false reasons for late work. c. By procrastinating, students can blame poor work on a late start rather than a lack of ability. d. Students who procrastinate tend to feel less bored, frustrated, or guilty than students who do not procrastinate.
Diseases such as multiple sclerosis usually involve a deterioration of what part of a neuron?
A. cell body B. dendrites C. myelin sheath D. axon E. nucleus
Elliot was born with a genetic disorder that is caused by a recessive gene. His symptoms are thick mucus that clogs his pancreas and lungs. He has many respiratory infections. Elliot most likely has
a. Huntington disease.
b. Tay-Sachs disease.
c. cystic fibrosis.
d. PKU
The Pearson correlation coefficient is used _____
a. to quantify the relationship between two variables in a bivariate distribution b. to quantify the relationship between two variables in a one-variable distribution c. when pairs of scores achieve ordinal measurement d. to test a null hypothesis about the means in a bivariate distribution