The branch of measurement that involves the construction of an instrument that associates qualitative constructs with quantitative metric units is _______________

In 1980, DSM-III was published. It was regarded as a significant departure from the editions to come before it. In which of the following ways did DSM-III change compared to DSM-II?

a. DSM-III was the first to consider physiological contributors to mental disorders. b. DSM-III was the first to include homosexuality as a psychology illness. c. DSM-III was the first to actually list the symptoms needed for a specific diagnosis. d. DSM-III was the first to take an atheoretical approach to diagnosis.

A simple infant behavior that has diagnostic significance and that may influence the mother-infant bond is

a. preferential reaching b. frequent burping c. light sleeping d. preferential looking