3.) Here are two models made from using GSS2006 data. The dependent variable is hours of television watched per day:

Independent Variable Model 1 Model 2

Age (in years) 0.02*** 0.00

Working or Retired --- 1.32***

Constant 1.70 2.51

R-Squared 0.03 0.06

n 1523 1523

Which of the following pairs of people watches the same hours of television?

a.) a retired 50-year-old and a retired 80-year-old

b.) two 80 year-olds: one who is working, one who is retired

c.) two 50-year-olds: one who is working, one who is retired

d.) a 20-year-old working person and an 86-year-old retired person