nita1barkley nita1barkley

15-10-2016
Mathematics

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Researcher Sandy Beach found a correlation coefficient of +2.3 between variables X and Y. She is thrilled because that correlation is "like, way high." She also feels that this answer "proves that X is 'like, causing Y.'" What are three problems with Sandyâs conclusions?

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nobillionaireNobley nobillionaireNobley

15-10-2016

Correlation coefficient is always between -1 and +1. So it cannot be +2.3

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