Consider the following data:  year  2012   2013   2014   2015   2016   Production (in tonnes)  3 6 9 16 24 A straight line trend by the method of least squares is:

$y=23.2+5.2 x$ $y=24.3+4.6 x$ $y=11.6+5.2 x$ $y=13.4+7.6 x$

$y=23.2+5.2 x$

The correct answer is Option () -