A psychologist is describing the development of a new psychological test to measure intelligence. The material that she compiled will appear in the manual accompanying the test
Which of the following statements would provide evidence that the test is likely to be valid?
a) The scores of individuals who took the test twice, a week apart, correlated +.92.
b) The new test correlates +.50 with grades obtained by students in grades three to eight.
c) The instructions to be given with the test can be understood by individuals with a first-grade education.
d) The scores on items on two different versions of the test administered to the same individuals are comparable.
B
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Social scientists must always be concerned with __________ in order to accurately capture phenomena in questions
A) truth and reliability B) reliability and validity C) truth and validity D) probability and validity
An investigator tests children at age 4 and again at ages 6, 8, and 10 . What type of research is this?
a. Cross-cultural b. Cross-sectional c. Longitudinal d. Sequential