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CUET
-- Mathematics - Section B2
Numbers, Quantification and Numerical Applications
Consider the following data:
Year
2012
2013
2014
2015
2016
Sales (in ₹ crores)
8
10
7
9
12
The equation of the straight line trend by the method of least squares is:
$y=0.7+9.5 x$
$y=10.3+0.5 x$
$y=9.2+0.7 x$
$y=11.5+0.6 x$
The correct answer is Option (3) - $y=9.2+0.7 x$