When subjects are lost differentially from the experimental and control groups, any observed effect may be due to:

Your friend Jane is interning at a law firm. When you ask her how it's going, she says, "I'm feeling good about it because I'm doing much better than the intern who started a month after me." What kind of social comparison is Jane making?

a. upward social comparison b. downward social comparison c. impression comparison d. self-knowledge comparison

Angelica is a gifted second grader. Her school meets her individual learning needs by providing her with opportunities to study various topics at a greater depth while still being with her peer group. This approach to educating gifted children is known

as __________. a) acceleration b) enrichment c) individualized education d) self-paced learning