Which correlation between height and blood pressure would enable you to most accurately predict a person's blood pressure from his or her height?
A) a scatterplot with points that fall exactly on a horizontal line.
B) a scatterplot with points that fall loosely around a horizontal line.
C) a scatterplot with points that fall exactly on an upwardly sloping line.
D) a scatterplot with points that fall loosely around a downwardly sloping line.
Ans: B) a scatterplot with points that fall loosely around a horizontal line.
Psychology
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