Systematic variation in an experiment may be due to:
a. the independent variable.
b. confounds.
c. the independent variable and confounds.
d. error.
C
Psychology
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To study parental warmth in the Ethiopian culture, Dr. Jolie moves in with a family in an Ethiopian village. Which of the following information-gathering methods of research is Dr. Jolie using?
A) ethnography B) the clinical, or case study, method C) neurobiological methods D) structured observation
Psychology
From middle adulthood to late adulthood, the amount of sleep people need ____
a. declines slightly b. declines sharply c. increases slightly d. increases sharply
Psychology