Which of the following is especially useful for learning about prior research in an area?
A) power analysis
B) meta-analysis
C) cross-checking
D) IRB reviews
Ans: B
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A researcher asks adult participants to rank their top five favorite songs from their childhood. Based on the scale of measurement described, which measure of central tendency is most appropriate to describe these data?
A. mean B. median C. mode D. range
The major threat to the internal validity of research on articulation problems in young children is
a. regression. b. instrumentation. c. mortality. d. maturation. e. selection.
Principals typically earn three times the salary of classroom teachers
Indicate whether the statement is true or false
Which model of instruction represents a traditional, teacher-centered approach?
A. direct teaching B. independent learning C. experiential learning D. interactive learning