The types of interventions that allow people to improve the quality of their lives are most directly the result of which goal of psychological research?

Which question could be answered best by using the survey method?

a) What is the effect of ingesting alcohol on problem-solving ability? b) Does wall color affect the frequency of violence in prison populations? c) Do students prefer a grading system with or without pluses and minuses? d) What is the relationship between the number of hours worked and grade-point average?

Students who want to increase their self-esteem by doing better than others are demonstrating a(n) _____ goal orientation

A) mastery B) performance-avoid C) incremental D) performance-approach