The correlation coefficient for the Old Faithful data is r 0.979. Find the coefficient of determination.

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The correlation coefficient for the Old Faithful data is r ≈ 0.979. Find the coefficient of determination. What does this tell you about the explained variation of the data about the regression line? About the unexplained variation?
a. Identify the correlation coefficient r.
b. Calculate the coefficient of determination r2.
c. What percent of the variation in the times is explained? What percent is unexplained?
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