What does the magnitude of a correlation coefficient indicate about the variables in a correlational study? size of the variables strength of the relationship between the variables number of data points direction of the relationship between the variables?

Strength of the relationship between the variables 

Correlation Coefficient determines how much a variable correlate. It was ranged from -1 into 1. The closer it was to 0, the weaker the correlation is and the closer it was to 1 (or -1) mean the correlation is stronger. Value 1 means it directly related and value -1 mean is inversely related.

The correct answer is: b

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