The researcher has two reliability coefficients from past sample scores. The KR-20 reliability coefficient is .62 and the split-half reliability coefficient is .78 . What does the researcher possibly need to be aware of?
a. Speededness
b. Length
c. Variability in scores
d. Sample size
Ques. 2When choosing a specific reliability coefficient, which of the following requires the highest reliability?
a. Screening students for reading ability level
b. Vocational testing for best fit in a corporate office
c. Intelligence testing for possible mental retardation
d. Placement screening for students in gifted and talented classes
Ques. 3Which of the following is NOT a component of how to determine an acceptable reliability coefficient?
a. The time available for administering test
b. The use of the test score
c. The construct being measured
d. The sample being used
Ques. 4Choosing the appropriate reliability coefficient should be based on the test developer's comfort with the analysis required.
a. True
b. False
Ques. 5Of the four people listed below, which person would be more concerned about his/her rights about the test?
a. Test taker
b. Test administrator
c. Test user
d. Test developer
Ques. 6Which of the following is NOT a component of the reliability of a composite?
a. Number of scores in the composite
b. Number of individuals in sample
c. Reliability of the individual scores
d. Correlation between composite scores and individual scores
Ques. 7Which of the following is NOT typically a source of measurement error in mental testing?
a. Changing the amount of time allowed for testing
b. The room used for testing is hot
c. The test taker does not feel well
d. The test taker has a learning disability
Ques. 8Which of the following is NOT considered a source of measurement error in testing?
a. Content sampling
b. Time sampling
c. Inter-rater differences
d. Preparation for test taking
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