Question

1. the sales particular of a company for 13 years of operation is furnished below. year 1 2 3 4 5 6 7 8 9 10 11 12 13 sales 96 116 119 127 146 145 153 158 160 165 177 190 205 a) fit a simple regression for the above data b) forecast the sales for the 14th year of operation

Answer 1

which topic is this, I can't understand

Answer 2

in that question first to make column of X , Y , X^2 and X*Y

after find sum of all this

find average of X and Y

and using formula find a and b

and use equation y= b+a*x