A researcher manipulated the intensity of light in increments of five lumens and asked participants if the light was present or absent. The study found that two particular participants had the same _____ threshold for perceiving the light. Had the investigators manipulated the light in units of one lumen, a difference would have been found between the individuals. The study was lacking the _____
to detect this difference.
A) absolute; significance
B) difference; validity
C) absolute; power
D) difference; reliability
C) absolute; power
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If your first impression of someone influences your behavior, and your behavior causes that person to live up to or down to your expectations, the result is an example of what?
a. Fundamental attribution error b. Reaction formation c. Actor-observer effect d. Self-fulfilling prophecy
Of the following real-world phenomena, the confirmation bias best explains the observation that people
a. do not always make decisions that maximize their monetary outcome. b. are more likely to purchase meat advertised as 80% fat free than 20% fat. c. misjudge homicide as more prevalent in the U.S. than suicide. d. can cite several reasons for their position on a controversial issue but none for the opposing side.
In a 5 x 3 ANOVA, how many levels are present in Factor B?
a. 3 b. 15 c. 5 d. 2
Which view says each new object encountered must possess all the necessary features to be considered an acceptable member of a category?
a. the fuzzy boundaries view b. the family resemblance view c. the defining features view d. the prototype view