An alternative to Pearson’s chi-square test to test the relationship between two categorical variables is?
A. Odds ratio
B. Likelihood ratio statistic
C. Ames test
D. Tukey’s range test
Answer: B
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Collaborating may require
A) acceptance of differences. B) careful listening and observation. C) effective communication. D) elimination of the need to change others. E) All of these answers are correct.
A percentile score of 50 on an achievement test indicates that
A. half the norm group had lower scores. B. half the items were marked correctly. C. the raw score is at least 50. D. this person failed the test.
The best way to help students increase responsibility is to reward them when they show responsible behavior
Indicate whether the statement is true or false
A vertical straight line on an item characteristic curve indicates ______.
a. an ineffective item b. an easy item c. a true score item d. a perfect discriminating item