Xr02-44 The costs of smoking for individuals, companies for whom they work, and society in general is in the many billions of dollars. In an effort to reduce smoking, various government and nongovernment organizations have undertaken information campaigns about the dangers of smoking.

Most of these have been directed at young people.

This raises the question: Are you more likely to smoke if your parents smoke? To shed light on the issue, a sample of 20- to 40-year-old people were asked whether they smoked and whether their parents smoked. The results are stored the following way:

Column 1: 1  do not smoke, 2  smoke Column 2: 1  neither parent smoked, 2  father smoked, 3  mother smoked, 4  both parents smoked Use a tabular technique to produce the information you need.