Find the interquartile range for a data set having the five-number summary: 7.8, 17.1, 23.6, 31.1, 36.9

What are linear equations? could'ya explain too me, ? ! and how do you see what graph is a proportional relationship?

The base of a prism is a regular hexagon with the perimeter of 78mm the height of the prism is 16mm what is the area of one of the rectangular faces of the prism?

Mens' heights are normally distributed with u 68 in and o 6 in. womens' heights have u 65 in with o 4 in. dan is 70 in tall and amy is 68 in tall. who is relatively taller? are they unusually tall?