A researcher is going to do a longitudinal study of cognitive development in elementary school-age children. What problems are this researcher going to have that could be avoided if she were to do a cross-sectional study instead?
What will be an ideal response?
In a longitudinal study, participants can drop out of the study and repeated testing can distort the results. Neither of these problems would be a factor in a cross-sectional study.
You might also like to view...
Which type of therapist would be more likely to focus their treatment on promoting the overall well-being of a child and family?
a. psychodynamic b. humanistic c. system d. behavioral
Mr. Johnson is a lawyer for a physician who helps sick people take their own lives. His job is to ensure that the public has a positive attitude toward assisted suicide. Mr. Johnson uses the central route to foster that kind of attitude. He often releases information to the news media. Which of the following types of information might Mr. Johnson release if using the central route?
A. pictures of the suffering patients B. portray people against assisted suicide as religious fanatics C. statistics about the cost of long-term health care for these sick patients D. information about the pain patients are feeling
Hank is conducting research on cross-cultural differences in personality. He is investigating personality in Eastern cultures where the group is valued more than the individual. Which aspect of personality is least emphasized in these cultures?
a. ?maintaining harmonious relations b. ??self-esteem c. ?trying not to diminish others? d. ?sense of independence
The brain carries out most of the "computing" in the nervous system and communicates with the rest of the body through the large bundle of nerves called the
a. parietal branch. b. spinal cord. c. occipital cord. d. temporal branch.