If the correlation coefficient (r)= 1.00,then A) there is no unexplained variation. B) there is no explained variation. C) the explained variation equals the unexplained variation. D) the Y-intercept (b₀) must equal 0.

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A correlation coefficient of 1.00 indicates a perfect positive correlation between the two variables. This means there is no unexplained variation, as all of the variability in the dependent variable can be completely explained by the independent variable.

If the Correlation Coefficient (R)= 1.00,then