Because elderly people may have difficulty standing to have their height measured, a study looked at the relationship between overall height and height to the knee. Here are data (in centimeters) for five elderly men:

Knee Height x	56	44	41	44	55
Height y	190	150	145	165	173

What is the equation of the least-squares regression line for predicting height from knee height? (As always, if you round, make sure you do so correctly, only round your final answer, and keep at least three decimal places.)

ANSWER: y=