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What is a correlation coefficient?
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What is a correlation coefficient?

User Nicholas Obert
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Answer:

a number between −1 and +1 calculated so as to represent the linear dependence of two variables or sets of data.

User Pop
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A correlation coefficient is a number that indicates the direction in closeness of points of a line of best fit.

So it tells us the direction of the line of best fit and it tells us the closeness to the points of the line of best fit.

User Abdul Wahhab
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