Give an example of a study whose data would be analyzed using a paired samples t test. Be sure to describe the independent variable and the dependent variable. Don’t use an example from this test.
What will be an ideal response?
Ans: Wide array of possible responses; must emphasize two orthogonal groups being compared.
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Debbie was observing classes in a small rural school as part of her study on opportunities in the arts in diverse school districts. She heard several teachers make reference to the upcoming ‘play day' within the context of their lessons. Not knowing what the ‘play day' was, Debbie pulled the principal aside and asked her to explain. In this example, Debbie is best illustrating a(n)
a. formal interview. b. structured interview. c. semi-structured interview. d. informal interview.
The variance and standard deviation can never be
A. zero. B. negative. C. smaller than the mean. D. larger than the mean.
An investigator found ____ when correlating weight and sex drive among adult males of average height, which led him to conclude that a fat man is more likely to have high sex drive than a thin man
a. A Pearson’s product moment correlation of +1.00 b. A Pearson’s product moment correlation between zero and +1.00 c. A Pearson’s product moment correlation of zero d. A Pearson’s product moment correlation between zero and -1.00 e. A Pearson’s product moment correlation of -1.00
Ms. Van Kamp has just taught her preschoolers to recognize all the uppercase members of the alphabet. To make learning the lowercase letters of the alphabet more efficient, she starts with those that have the same shape (e.g., s, v, c). What type of transfer does this example represent?
a. General c. Specific b. Zero d. Neutral