One difficulty in conducting medical research is that

participants often assume that any treatment will be effective in alleviating their symptoms. Therefore, a researcher has to design an experiment that measures the influence of
A) random selection.
B) medical confounds.
C) the Rosenthal effect.
D) the placebo effect.

Answer: D

Psychology

You might also like to view...

Research psychologists typically use convenience samples—groups of people who are easily recruited and studied. A ________ sample would be most accurate because it consists of a larger group of the population of interest

a. representative b. specific c. cross-sectional d. easily measured

Psychology

Which part of your brain is essential for receiving information that you are moving your legs?

A) corpus callosum B) hippocampus C) somatosensory cortex D) temporal lobes

Psychology