Question

You are analyzing GSS data, and you are interested in whether or not respondents who are self-employed have more days of poor physical health than respondents who work for someone else.

Information about the variables:

Name: Days of poor physical health past 30 days

Questions associated with this variable:

A. Now thinking about your physical health, which includes physical illness and injury, for how many days during the past 30 days was your physical health not good?

Responses: 0-30 days

Name: R self-emp or works for somebody

Questions associated with this variable:

A. What kind of work do you (did you normally) do? That is, what (is/was) your job called?
...
E. (Are/Were) you self employed or (do/did) you work for someone else?

Code	Label
1	Self-employed
2	Someone else
8	Don't know
9	No answer
0	Not applicable

Select the appropriate procedure.

		two-sample t-test
		the ?2-test-of-independence
		ANOVA
		regression
		correlation
		None of these

Answer 1

Here we are required to analyze the data, which depends on the health conditions of self employed and working for someone else . So the two samples are independent.

Therefore here the appropriate procedure will be the 2 test of independence.