A measurement of some aspect of the subject's behavior after the experimental manipulation is called a(n) ______ variable
a. control c. independent
b. dependent d. experimental
B
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Five students—Jaen, Chris, Juan, Jimmy, and Ray—move into a house together and discover they share the odd habit of drinking milk with ice in it every night before bed. They own several ice trays and make a pact to always refill the trays when they are emptied so that the supply of ice will never run out. But the five often do not have the time or energy to refill the trays, and after a few
weeks, it becomes quite common for them to meet in the kitchen and discover that they have no ice. This would best be characterized as what type of dilemma? a. prisoner's dilemma b. normative dilemma c. tit-for-tat dilemma d. resource dilemma
How are the frontal lobes of an adolescent brain different from those of an adult?
A. more active B. less active C. slower processing D. faster processing
Nisbett (1993) has conducted research pointing to regional differences in the propensity to aggress. Based on his findings, which of the men below would be more likely to beat up another man who called his wife "ugly"?
a. Jethro, who lives in New York City b. Rocky, who is from Maine c. Ted, who lives in Texas d. Brian, who lives in rural Indiana
Research advantages of functional magnetic resonance imaging (fMRI) over positron emission tomography (PET), single photon emission computed tomography (SPECT), and regional cortical blood flow (rCBF) studies include all of the following except
A. fMRI offers superior spatial/temporal resolution. B. fMRI avoids exposure to ionizing radiation. C. fMRI does not need a source of radiopharmaceuticals. D. fMRI does not have the same degree of limitations on multiple studies. E. fMRI can be used by patients with pacemakers.