Question

A curve goes from 8 to 20 on the x-axis.

What would the height need to be for this curve to be a density curve?

StartFraction 1 Over 8 EndFraction
StartFraction 1 Over 12 EndFraction
StartFraction 1 Over 20 EndFraction
1

Picture posted below…

Answer 1

Answer: 1/12

Explanation:

The total area of the rectangle needs to be 1.

Since 20-8=12, the height needs to be 1/12.