Emotional arousal makes both extraverts and introverts more outgoing

To evaluate the effectiveness of similar prevention/promotion programs that were studied with experimental designs, a statistical analysis is used to determine the average size of the effect of those interventions. This analysis is called

a. meta-analysis. b. best practices analysis. c. multiple baseline analysis. d. all of the above

Zachary likes to group his Matchbox cars in different categories. Sometimes he sorts them by color, other times bymodel, and other times by the size of the car. Zachary is showing what trait?

A. Introversion  B. Reciprocity C. Classification  D. Conservation