Which of the following is true?
a. Test-retest reliability is determined by assessing the degree of relationship between scores on two different, equivalent tests
b. Split-half reliability is determined by assessing the degree of relationship between scores on the same test, administered on two different occasions.
c. Test-retest reliability is determined by assessing the degree of relationship between scores on the same test, administered on two different occasions.
d. Inter-rater reliability is determined by assessing the degree of relationship between scores on two different, equivalent tests.
c
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Which of the following IS NOT a feature of randomized controlled designs that can affect a study's outcome?
A. Assessment strategies B. Participant selection procedures C. Internal validity D. Moderator variables
When groups of subjects are equal to begin with, but are then treated
differently by the experimenter, the research technique is post-facto. Indicate whether the statement is true or false