A researcher is examining cooperation between peers by observing children at six years, eight years, and ten years old. If the researcher uses a cross-sectional design and obtains 20 scores for each age, how many children participated in the entire study?

a. 20
b. 40
c. 60
d. 120


c

Psychology

You might also like to view...

Nick works at a gift shop and wraps gifts all day. He has developed novel ways of combining scraps of wrapping paper for future use. This example BEST illustrates _____ intelligence.

A) analytical B) inductive C) practical D) emotional

Psychology

Carl Rogers would claim that we are motivated to reduce the discrepancy between our self-concept and our

a. self-aggrandizement. c. self-mirage. b. self-ideal. d. self-confidence.

Psychology

Losing your best friend of 40 years would be categorized as a ___________

a) macrostressor b) microstressor c) elderstressor d) None of the above

Psychology

Both Maslow and more contemporary psychologists suggest that the most basic need in the hierarchies of needs are

A. status and esteem. B. safety. C. immediate physiological needs. D. love and belongingness.

Psychology