A Scatterplot Of $\frac { 1 } { \sqrt { y } }$

question 650

Multiple Choice

A scatterplot of $\frac { 1 } { \sqrt { y } }$ vs. x shows a strong positive linear pattern. It is probably true that

• A) large values of X are associated with large values of Y.
• B) the scatterplot of Y vs X also shows a linear pattern.
• C) the residuals plot for regression of Y on X shows a curved pattern.
• D) the correlation between X and Y is near +1.0.
• E) accurate predictions can be made for Y even if extrapolation is involved.

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