Which of the Following Correlations Represents the Weakest Degree of Relation

question 110

Multiple Choice

Which of the following correlations represents the weakest degree of relation between two variables?

• A) Daily calcium intake and bone mass density, correlation coefficient = +.11
• B) Degree of exposure to lead and IQ scores in children, correlation coefficient = -.12
• C) Hours of exposure to media violence and aggressive behavior, correlation coefficient = +.31
• D) Number of cigarettes smoked per day and incidence of lung cancer, correlation coefficient = +.39

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