Covariance designs are classified as ____ designs
a. signal-enhancing
b. signal-reducing
c. noise-enhancing
d. noise-reducing
d
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Dr. White is using a recently-developed technology to conduct research on how the brain responds to visual images that are culturally familiar or unfamiliar. Which tool might he employ in his laboratory?
a. event-related potential (ERP) b. electrooculography (EOG) c. x-ray images d. phrenology mapping (PM)
Harry works in a noisy manufacturing plant. According to research, his epinephrine levels and sense of anxiety will be higher if he ____
a. hears the noise loud and clear b. cannot hear the noise clearly c. believes he cannot control the noise d. believes he has a way of controlling the noise
Tom finds a correlation of +.81 between number of years in school and salary of first job. This would mean that
a. the more education one has, the lower his or her starting salary is likely to be. b. the more education one has, the higher his or her starting salary is likely to be. c. education determines whether or not someone will get a job after graduation. d. increases in education cause employers to offer higher salaries.
Out of all cases in which an innocent person has been cleared of a crime due to DNA evidence, how many involved mistaken identification of the perpetrator by an eyewitness?
a. ?25% b. ?50% c. ?75% d. ?100%