What does an error in the regression mean?
A. The data points all fall in a vertical line.
B. Y cannot be predicted perfectly.
C. There have been errors in the data entry.
D. The data points all fall in a horizontal line.
Answer: B
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In an experiment testing the influence of demand characteristics by Jolicoeur and Kosslyn, experimenters were led to believe that the results would form a U-shaped curve, although they were actually expected to form a line. In this case, the experimental results ____
a. formed an inverted U b. formed a line c. formed a U-shaped curve d. formed a flattened U
Prevalence figures are suspected of being inaccurate because
a. there are difficulties and inconsistencies in definitions from state to state. b. schools do not submit accurate counts to the state departments. c. parents do not desire to reveal their child’s disability. d. not all students with learning disabilities are served in special education settings.
A T-score of 40 is higher than about what percent of the scores in a distribution?
a. 16 percent c. 68 percent b. 50 percent d. 84 percent
If you teach in a school that has adopted a specific classroom management model, you probably will have to:
a. adjust your philosophical thinking to meet the expectations of the model. b. ask the principal to form a committee to consider changing the classroom management model. c. adopt the model (because you do not have any choice) and subtly do whatever you think is best for you and for your students. d. encourage others to adopt Coloroso's Inner Discipline, the only model proven by research to be effective.