Least-squares regression makes a distinction between response variable and explanatory variable. True
False

what's the question?

step-by-step explanation:

there is no question.

could u provide us some answer choices or hmm idk maybe a table for us to anser with ? ?

the height of the surface increases from the center out to the sides of the road.

step-by-step explanation:

as we move out we move away from the x-axis.

and as mentioned in the problem statement that height of a road increases when we move away from the center x.

hence proved that 3rd option

the height of the surface increases from the center out to the sides of the road.

is the correct option.