What is the most appropriate way to sample participants using the within-subjects design?
A. Participants are selected from a single population and are observed in one and only one group.
B. Participants are selected from two or more populations and each sample selected constitutes a group in the experiment.
C. Participants are selected from a single population and randomly assigned to multiple groups.
D. Participants are selected from a single population and observed in multiple groups.
Answer: D
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Most current health psychologists have
a. a doctoral degree from a clinical health psychology graduate program. b. a doctoral degree from a clinical, social, or experimental psychology graduate program. c. a doctoral degree from a graduate program in public health. d. a master's degree from a graduate program in public health.
A statistical technique that analyzes the correlations among responses on personality inventories and other measures is called
A) the Big Five. B) factor analysis. C) self-actualization. D) standard deviation.
Which of the following statements is true about factor analysis?
A. It starts with the notion that traits are categories of acts. B. It essentially identifies clusters of personality items that covary but tend to deviate from other groups of items. C. It uses an existing theory of personality to determine which traits are important. D. It believes that the trait terms that are useful to people in social communication have become encoded within the natural language.
________ is the perceptual experience of the frequency of a sound.
A. Sound wave B. Pitch C. Loudness D. Amplitude