The Relationship Between the Length of an Adult's Femur (Thigh $y = 0.432 x - 10.44$

Multiple Choice

The relationship between the length of an adult's femur (thigh bone) and the height of the adult can be approximated by the linear equations $y = 0.432 x - 10.44$ Female $y = 0.449 x - 12.15$ Male where $y$ is the length of the femur in inches and x is the height of the adult in inches (see figure) . An anthropologist discovers a femur belonging to an adult human male. The bone is 12 inches long. Estimate the height of the male. Round to the nearest tenth of an inch.

A) 52.6 inches
B) 54.4 inches
C) 53.8 inches
D) 55.0 inches
E) 56.9 inches