Question: For a sample data set, the linear correlation coefficient r has a positive value. Which of the following is true about the slope b of

For a sample data set, the linear correlation coefficient r has a positive value. Which of the following is true about the slope b of the regression line estimated for the same sample data?
a. The value of b will be positive.
b. The value of b will be negative.
c. The value of b can be positive or negative.

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