As you have seen in previous chapters, ______ is a standard assumption for inferential tests that compare means.
A. normal distribution
B. standard deviation
C. sampling distribution
D. one-tailed scores
Answer: A
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A symphony orchestra plays in a concert hall with a reverberation time of 6 seconds. Considering this, which of the following is most likely TRUE?
A. The space will have good enough acoustics to use for recording. B. The listeners will hear mostly direct music with little echoing. C. The slightest noises in the audience will likely drown out the music. D. The listeners will hear music that may be distorted by echoing.
Jennifer confronted her boyfriend about rumors that he was cheating on her with one of her friends. Because he maintained eye contact with her throughout their conversation and seemed sincere in his denial, Jennifer should conclude that a. her boyfriend must be telling the truth, because maintaining eye contact is a good sign of honesty
b. her boyfriend is obviously lying, as maintaining eye contact is a reliable sign of dishonesty. c. her boyfriend may or may not be telling the truth, because eye contact might signify either honesty or dominance. d. she should have paid more attention to his words than to his body language, as body language is easier to fake than verbal behavior.
Anne participates in a study in which she is asked "how much" statements, such as "I'm very good at schoolwork" and "I find it very easy to make friends" apply to her. The study involves measuring
a. perspective-taking. c. self-esteem. b. stranger anxiety. d. ethnic identity.
The following disease is associated with loss of neurons in an area of the brain and is treated using drugs that increase the amount of dopamine in the brain.
A. Parkinson's B. Alzheimer's C. Schizophrenia D. Stroke