# The Question

Consider the following data concerning the demand ($$y$$) and price ($$x$$) of a consumer product

Demand $$|$$ 252 $$\space$$244$$\space$$ 241 $$\space$$ 234 $$\space$$ 230 $$\space$$ 223

Price$$\space\space\space\space\space$$ $$|$$2.00 $$\space$$2.20 2.40 2.60 2.80 3.00

Write the least squares prediction equation.

# My attempt

I was able to find the least squares point estimates: