Question

Q. In the regression specification y = a + Bx + 5z + ε the parameter ß is interpreted as
the amount by which y changes when x increases by one and
a. z does not change
b. z changes by one
C. z changes by the amount it usually changes whenever x increases by one
d. none of the abov

Answer 1

Answer:

Z changes by the amount it usually changes whenever X increases by one