Question: For a certain scatterplot, the value of the correlation coefficient is r = 0.5. Which of the following statements is correct? i. The total sum

For a certain scatterplot, the value of the correlation coefficient is r = 0.5. Which of the following statements is correct?

i. The total sum of squares is half as much as the regression sum of squares.

ii. The regression sum of squares is half as much as the total sum of squares.

iii. The total sum of squares is one-fourth as much as the regression sum of squares.

iv. The regression sum of squares is one-fourth as much as the total sum of squares.

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