The ______ of an independent variable refers to changes in the means of its levels averaged across all levels of other variables.
a. median effect
b. mode effect
c. main effect
d. average effect
Ans: C
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In one study, one group of homeowners was asked if they would put a small sign on their doors that said, "BE A SAFE DRIVER.". Another group of homeowners was not asked to display this sign. Then, a few weeks later, everyone in both groups was asked if a large, poorly lettered sign stating, "DRIVE CAREFULLY," could be displayed in their yard. Most people who had received and granted the first
request were quite willing to have the larger sign in their yard. In contrast, those who had not had the first request with the small sign tended to say "no" to displaying the larger sign. This study was about which social influence technique? a. foot-in-the-door b. low-balling c. bait-and-switch d. labeling
Dr. Wayne says during a case conference, "We know that the patient's cognitive disorder is caused by an infectious agent. That automatically rules out ____ as a primary cause."
a. syphilis c. AIDS dementia b. encephalitis d. Huntington's disease
The clearest advantages of self-esteem are in the
a. area of achievement. c. interpersonal realm. b. emotional sphere. d. self-image realm.
Which statement is TRUE about language acquisition in the chimpanzee named Kanzi?
A) He was trained by researchers to use American Sign Language (ASL). B) He learned ASL by watching his mother sign. C) He was the first chimpanzee to sign over 100 words. D) He learned to communicate using a geometric keyboard system.