Question: Select the statement regarding the correlation coefficient (r) that is TRUE. a.) A correlation coefficient of 1 implies a O weak correlation between two variables.

Select the statement regarding the correlation coefficient (r) that is TRUE. a.) A correlation coefficient of 1 implies a O weak correlation between two variables. b.) The sign of the correlation O coefficient might change when we combine two subgroups of data. c.) The correlation coefficient describes O the direction of the association between two variables. d.) Correlation coefficient cannot be calculated for all scatterplots

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