A psychologist wishes to have participants rate two different sets of inkblots (labeled A and B)for their "emotionality." The inkblots differ in their use of color.Ten inkblots in set A are created in shades of gray; ten inkblots in set B use shades of red,blue,and yellow.The psychologist hypothesizes that color will influence participants' ratings of emotionality.Each participant will rate all twenty inkblots.
What potential confounding variable must be balanced in this research? Explain what balancing procedure would be best for this experiment.
B. Ten random sequences of A and B inkblots would counterbalance practice effects.

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The Answer of A psychologist wishes to have participants rate two different sets of inkblots (labeled A and B)for their "emotionality." The inkblots differ in their use of color.Ten inkblots in set A are created in shades of gray; ten inkblots in set B use shades of red,blue,and yellow.The psychologist hypothesizes that color will influence participants' ratings of emotionality.Each participant will rate all twenty inkblots.
What potential confounding variable must be balanced in this research? Explain what balancing procedure would be best for this experiment.
B. Ten random sequences of A and B inkblots would counterbalance practice effects.

A Psychologist Wishes to Have Participants Rate Two Different Sets