Posted by **neil** on Friday, June 3, 2011 at 7:08pm.

5. The table below shows Psychology exam scores, Statistics Exam scores, and IQ scores for a random sample of students. What can you observe in the relationship between IQ and psychology, psychology and statistics, and IQ and statistics? Using a web-calculator, obtain the Pearson’s r and coefficient of determination for the following relationships.

a. Between the IQ and psychology scores

b. Between the IQ and statistics scores

c. Between the psychology scores and statistics scores.

Student number IQ Psychology Statistics

101 142 49 49

102 100 30 32

103 103 36 38

104 121 44 41

105 120 35 42

106 115 47 43

107 101 37 35

108 109 45 47

109 111 30 43

110 115 49 46

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