Based on the model, we can make the following statement (check ALL that apply).

Group of answer choices

Holding the effect of size of the move and elevator constant, every additional piece of large furniture adds an average of 6.874 labor hours.

Holding the effect of size of the move constant, the effect of every additional piece of large furniture on labor hours depend on whether or not the house has an elevator.

Holding the effect of number of large furniture and elevator constant, every additional CuFt of household size adds an average of 0.023 labor hours.