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Why Correlation Does Not Equal Causation

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A major study finds that there is a correlation of. 85 between the number of cats owned and IQ in adults. Your aunt reads the study and decides that in order to increase her IQ she will adopt several cats.

A. Based on the information above, will adopting cats increase her IQ?

B. Explain your reasoning.

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The solution gives a detailed explanation about why correlation does not imply causation.

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A. No, adopting cats will not increase her IQ

B. Reason: Since the correlation ...

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