1.The accompanying table gives a recent estimate (in thousands) of the smoking status among persons 25 years of age and over and their highest level of education in a certain state. Complete parts a through d.

Current Former Education Smoker Smoker Non- Smoker Total Less than a high 7.68 5.48 14.58 27.74 school diploma High school diploma 15.43 13.04 25.77 54.24 or GED Some college 12.11 13.82 29.24 55.17 Bachelor's degree or 4.07 13.05 39.57 56.69 higher Total 39.29 45.39 109.16 193.84