A vertical straight line on an item characteristic curve indicates ______.
a. an ineffective item
b. an easy item
c. a true score item
d. a perfect discriminating item
Ans: D
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Humorous stories that focus on characters that are pure-hearted but lacking in good judgment are called:
a. trickster. b. talking animal. c. fairy tales. d. noodlehead stories.
Attractive environments are different for everyone, one way to tell what a child thinks is attractive is to
A. Ask them to describe how their mom sets up the house B. Ask them to describe their bedrooms C. Ask them what they would do with an open space D. Ask them what color they want their car to be
You perceive a shape as a rectangle even though two of its lines are too short to connect at one corner. Which one of the following Gestaltist concepts best accounts for this phenomenon?
a. Closure b. Prägnanz c. Similarity d. Proximity
To compute a two-independent-sample t test, a researcher has to know many values. Which of the following is NOT a value that the researcher must know to compute this test?
A. the pooled sample variance B. the pooled population variance C. the sample size for both samples D. the sample mean for both samples