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April 25, 2014

Homework Help: statistics

Posted by shirley on Tuesday, November 29, 2011 at 12:12am.

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 Pearsonís r and coefficient of determination for the following relationships.

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

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