Table 1.

Example Data on 25 subjects from MEPS study

Subject	Stratum	Cluster	Sampling Weight	Health Insurance	Eduction	Income	perceived health status	BMI
1	1	1	7080.48	yes	Bachelor’s	Middle	Good	normal
2	1	2	4714.22	yes	No Degree	High	Good	normal
3	2	2	6925.06	yes	High School	High	Excellent	obese
4	3	2	9358.85	yes	No Degree	High	Very Good	over
5	4	1	6081.79	no	No Degree	Middle	Good	normal
6	4	2	3728.20	no	High School	Poor	Very Good	normal
7	5	1	4056.79	no	High School	Middle	Good	over
8	6	1	5936.66	yes	Master’s	High	Excellent	over
9	7	2	2871.62	no	Bachelor’s	High	Good	normal
10	8	2	2671.22	yes	Doctorate	High	Very Good	obese
11	9	1	5101.48	yes	High School	Middle	Very Good	normal
12	10	1	3569.07	yes	High School	Poor	Poor	over
13	11	1	4751.75	yes	High School	Poor	Excellent	over
14	12	1	9790.85	yes	GED	Middle	Very Good	over
15	13	1	7168.04	yes	GED	High	Excellent	over
16	14	2	5762.49	yes	No Degree	High	Excellent	over
17	15	1	7382.55	yes	High School	Middle	Excellent	normal
18	15	1	10140.54	no	No Degree	Middle	Excellent	under
19	16	1	4952.08	yes	High School	High	Good	normal
20	17	1	6989.89	no	No Degree	High	Excellent	over
21	18	1	2649.72	yes	GED	High	Very Good	obese
22	19	2	3363.35	yes	High School	High	Very Good	under
23	20	2	5425.54	yes	High School	Middle	Fair	normal
24	21	2	9417.92	no	High School	Low	Excellent	over
25	22	1	2017.34	no	No Degree	Middle	Very Good	obese