Which of the following might be a possible testing threat to the internal validity of a study?
A. A data collector allows some students additional time on a test.
B. Experimental and control groups are given different instruments.
C. Some students mark answers on the test booklets.
D. Students are tested before and after an intervention.
Answer: D
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What is meant by selection bias in child care?
What will be an ideal response?
The early development of behavioral psychology is attributed to
a. Skinner. b. Piaget. c. Vygotsky. d. Dewey. e. Bloom.
Ms. Peterson notes that her fifth graders are having tremendous difficulty working together, avoid participating in class discussions, lack direction-following skills, are disorganized, and rarely support one another during learning activities. She might want to consider using a. behavioral contracting. b. response-cost system (i.e., taking away points previously earned for goodbehavior)
c. a schoolwide management system. d. the Community Building Series.
As a curriculum mentor, the director should?
a. ?Mandate specific techniques to enhance student learning b. ?Make each teacher aware of the benefits of the new content standards c. ?Be a sounding board for critical reflection and provide feedback to teachers d. ?Only hire teachers with many years of experience