Suppose a study reports findings that private school students do better academically compared to public school students,
where the researchers are looking at existing schools from both categories as the independent variable and grade point averages as the dependent variable. In this study, the researcher is making use of a
a. quasi-experiment with a nonmanipulated independent variable.
b. laboratory experiment with a high degree of internal validity.
c. correlational study with no manipulations.
d. descriptive study with no manipulations and measures.
a
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As compared to earlier times, physical development during middle childhood is best described as ____
a. "Bodies are stronger and immune systems are better developed." b. "Bodies are much more susceptible to disease and illness." c. "Bodies are much pudgier with a higher body mass index." d. "Bodies are much weaker and immune systems are stressed and taxed."
Brothers Alan and James are very different in personality and temperament. What should their parents do to help facilitate their sibling relationship?
A) They should maintain a "hands-off" approach and allow the boys to work independently on the relationship. B) They should use mediation techniques to increase the boys' awareness of each other's perspectives and reduce animosity. C) They should give Alan, the older brother, authority over James, the younger brother, especially in joint decision making. D) They should insist that the brothers rely on each other for companionship by limiting their outside friendships.