A perfect negative correlation would be illustrated in a scatter diagram by a straight diagonal line starting in the upper left-hand corner and ending in the lower right-hand corner.

Question

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A perfect negative correlation means that as one variable increases, the other variable decreases in a perfectly linear relationship. This can be illustrated by a straight line starting in the upper left-hand corner (where both variables are at their highest values) and ending in the lower right-hand corner (where both variables are at their lowest values).

A Perfect Negative Correlation Would Be Illustrated in a Scatter