On a standardized mathematics test, the reliability coefficient is reported to be .76 . From this information, one could best determine
a. the extent to which the test scores are correlated to classroom achievement in mathematics.
b. the extent to which errors of measurement have influenced the test scores.
c. the extent to which the test is a representative sample of relevant concepts in math.
d. on the average, the number of points students' scores will change when given an equivalent test.
Ques. 2Choose the type of evidence for validity that is referred to in the following questions. The sample of items is representative of the course subject matter.
a. evidence based on content
b. evidence based on internal structure
c. evidence based on relationship to other variables
Ques. 3Choose the type of evidence for validity that is referred to in the following questions. The test predicts performance in foreign language study.
a. evidence based on content
b. evidence based on internal structure
c. evidence based on relationship to other variables
Ques. 4Choose the type of evidence for validity that is referred to in the following questions. The scores on Test A correlate highly with subjects' performance on Test B.
a. evidence based on content
b. evidence based on internal structure
c. evidence based on relationship to other variables
Ques. 5Choose the type of evidence for validity that is referred to in the following questions. The test analysis shows that the test is measuring a single trait.
a. evidence based on content
b. evidence based on internal structure
c. evidence based on relationship to other variables
Ques. 6Distinguish between observer bias and observer effect in observational research. How do we deal with these problems?
What will be an ideal response?
Ques. 7Name three types of errors associated with the use of rating scales.
What will be an ideal response?
Ques. 8Define interrater reliability.
What will be an ideal response?
Ques. 9List three types of rating scales used in research.
What will be an ideal response?
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