In a study in which a data point is gathered more than once and the same instrument or survey is used each time, results of the study may be questioned due to which threat of internal validity?
A. history
B. instrumentation
C. testing
D. selection
E. none of the above
Answer: C
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Which of the following about the use of visual supports is not true?
a. Use graphic organizers to make information more comprehensible. b. Use visual supports such as writings to help build background knowledge. c. Use real objects as props when teaching vocabulary and concepts. d. Use one visual support from each category when teaching principles.
Why is it important for teachers to continually examine their own values and beliefs about differences?
a. So that they are careful to not offend anyone b. So they can discuss it with their administrator during their performance review c. So that they can recognize injustice and inequality d. It is not really that important.
Identify the approach based on the belief that for real learning to occur, you also have to make information become significant to you as you use it for your own purposes.
a. constructivism b. behaviorism c. cognitive learning theory d. teacher-centered learning
A test has a score reliability of .70. This means
a. if the test were administered again, at least .70 percent of the subjects would obtain the same score. b. the test is 70 percent effective in measuring whatever it does measure. c. 70 percent of the variance in the observed scores is free of error. d. 70 percent of the variance in the observed scores is error variance.