Solved: The pennstate2 dataset on the companion website includes, Basic Statistics

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The pennstate2 dataset on the companion website includes

Question: The pennstate2 dataset on the companion website includes heights and the total number of ear pierces for each person in a sample of college students. The correlation between the two variables is 20.495. What third variable may explain this observed correlation? Explain how that third variable could create the negative correlation.

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Basic Statistics: The pennstate2 dataset on the companion website includes

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