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# The Following Display from a Graphing Calculator Presents the Least-Squares $y = 3.72 + 0.49 x$

Question 15
Multiple Choice
Question 15
Multiple Choice

## The following display from a graphing calculator presents the least-squares regression line for predicting the price of a certain commodity (y) from the price of a barrel of oil (x)Write the equation of the least-squares regression line.

A) $y = 3.72 + 0.49 x$
B) $y = 0.49 + 3.72 x$
C) $y = 0.49 + 0.72009 x$
D) $y = 3.72 + 0.72009 x$

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