In the least-squares line= 54x, what is the value of the slope? (Enter an exact number.)

Asxincreases, does the value ofrimply thatyshould tend to increase or decrease? Explain your answer.

Given our value ofr,yshould tend to increase asxincreases.

Given our value ofr, we can not draw any conclusions for the behavior ofyasxincreases.

Given our value ofr,yshould tend to remain constant asxincreases.

Given our value ofr,yshould tend to decrease asxincreases.