The following relationship is thought to exist between a responsey and a predictor $\displaystyle x$:

$\displaystyle y$= $\displaystyle ae^x$.

For a sample ($\displaystyle x_{1}$, $\displaystyle y_{1}$), . . . , ($\displaystyle x_{n}$, $\displaystyle y_{n}$), use the method of least squares to determine an estimator for a.