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What is the purpose of a regression line? to connect all the points in a scatterplot to show the general tendency of the points in a scatterplot to provide a scale for the x-coordinates of the points
What is the purpose of a regression line? to connect all the points in a scatterplot to show the general tendency of the points in a scatterplot to provide a scale for the x-coordinates of the points in a scatterplot to provide a scale for the y-coordinates of the points in a scatterplot