B. True-False
_____ 1. A Pearson product-moment correlation coefficient is used with nominal
Scale data.
_____ 2. Valid tests are characterized by consistency.
_____ 3. In general, the reliability of a test increases with the number of items on
The test.
_____ 4. Obtaining a correlation coefficient (r) of 1.42 would indicate an error in
Calculation.
_____ 5. A reliable test is one that measures what it is supposed to measure.
_____ 6. A correlation coefficient of +.46 indicates a stronger relationship than a
Coefficient of -.56.
_____ 7. Causal inferences are problematic when based only on correlational
Evidence.
_____ 8. Clinical prediction relies heavily on correlational evidence obtained from
large data sets describing individuals with characteristics relevant to the
problem under study.