Use the Given Data to Find the Equation of the Regression

Multiple Choice

Use the given data to find the equation of the regression line. Round the final values to three significant digits, if necessary.
- $\begin{array}{r|rrrrr}\mathrm{x} & 1.2 & 1.4 & 1.6 & 1.8 & 2.0 \\\hline \mathrm{y} & 54 & 53 & 55 & 54 & 56\end{array}$

A) $\hat { y } = 55.3 + 2.40 x$
B) $\hat { y } = 50 + 3 x$
C) $\hat { y } = 54$
D) $\hat { y } = 50.4 + 2.50 x$