Some researchers want to compare 60-year-olds to 80-year-olds, but they worry about finding similar groups of people. Which design would be best for minimizing that problem?

a. Cross-sectional
b. Longitudinal
c. Single-blind
d. Double-blind


b

Psychology

You might also like to view...

According to Jung's view, which of the following personality changes must occur in an individual during his or her middle age?

a. The attitude of the personality must shift from extraversion to introversion c. The process of realizing or actualizing the self must begin b. The psychic energy must be rechanneled to different activities and interests d. All of these are correct.

Psychology

Based on research by Terman, mentally gifted and mentally retarded women in the previous century were similar because most

a. adopted bisexual, lesbian, or transsexual orientations. b. sought full-time employment outside the home. c. behaved neglectfully toward their children. d. married and became homemakers.

Psychology

Wakefulness is associated with high levels of a. acetylcholine and GABA

b. acetylcholine and histamine c. histamine and melatonin. d. adenosine and histamine.

Psychology

The artist Georgia O'Keefe found her artistic identity by

a. painting images she had never seen elsewhere but in her mind. b. observing works of painting masters. c. following the advice of a trusted teacher. d. a revelation while wandering in the desert.

Psychology