A researcher has computed two significant Pearson r values from

independent random samples. Sample A, 60 subjects, produced an r of .98 and
Sample B, 50 subjects, produced an r of .71.

Do the two sample correlations
represent a common population correlation?


What will be an ideal response?


z=7.161 Reject Ho p<.01. The two correlations differ significantly

Psychology

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The psychological situation, expectancy, and reinforcement value are important concepts in the theory proposed by

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Your friend Angelina wants to know what she can do to stimulate her son Mario's development. What should Angelina do in her interactions with Mario and how should she structure his home environment to maximize his language development?

What will be an ideal response?

Psychology