Question

There's a roughly linear relationship between the length of someone's femur (the long leg-bone in your thigh) and their expected height, as expressed in the graph below. What does the slope of the line represent?
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x
y
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Expected Height (centimeters)
Femur Length (centimeters)
Answer

Answer 1

The slope of the line represents the rate at which the expected height changes with respect to the femur length. It indicates the amount by which the expected height increases or decreases for every unit increase in the femur length.