Health insurance assignment
Health insurance assignment
topic : Health insurance assignment
Homework Assignment #6 (due by 11:59pm CST on Sunday, June27th)
Please study CH09 & CH10 to finish this homework assignment. You can find out the answers in textbook practice and weekly materials on Blackboard. Also, please familiar with how to make a decision and interpret the results (Pp. 338-340) using Appendix D (P.471).
Problem set 1: Use the following datato answer questions 1-2 (20 points):
Consider the following hypothetical data on each respondent’s region of U.S. residence and whether or not they have health insurance of some kind.
|
Person |
Region |
Health Insurance |
|
1 |
North |
No |
|
2 |
South |
Yes |
|
3 |
South |
No |
|
4 |
North |
No |
|
5 |
South |
Yes |
|
6 |
South |
Yes |
|
7 |
South |
No |
|
8 |
South |
No |
|
9 |
South |
No |
|
10 |
North |
Yes |
|
11 |
North |
Yes |
|
12 |
North |
Yes |
|
13 |
South |
No |
|
14 |
North |
Yes |
|
15 |
South |
No |
|
16 |
North |
Yes |
1. Use these data to construct a bivariate table, with cells containing the appropriate frequencies (8 pts)?
|
Region |
||
| Health Insurance? |
South |
North |
| Yes |
|
|
| No |
|
|
2. Construct a bivariate table containing the appropriate percentages for each cell in the table (Please round up result using 2 decimal points, 12 pts)?
|
Region |
||
| Health Insurance? |
South |
North |
| Yes |
|
|
| No |
|
|
|
100.0% |
100.0% |
|
Problem set 2: use the following information to answer questions 3-5 (45 points total):
The following data were obtained from the General Social Survey.
|
Religious Affiliation |
||
| Position on Abortion |
Protestant |
Catholic |
| Support |
252 |
88 |
| Oppose |
298 |
162 |
3. Identify the independent variable (1pts) and please provide explanation.
4. Calculate the marginal for the table below (20 pts)?
|
Religious Affiliation |
Row Total |
||
| Position on Abortion |
Protestant |
Catholic |
|
| Support |
252 |
88 |
|
| Oppose |
298 |
162 |
|
| Column Total |
|
|
|
5. Calculate the appropriate percentages for each cell using the conventions introduced in Chapter 10 (Please round up result using 2 decimal points,24pts).
|
Religious Affiliation |
|
||
| Position on Abortion |
Protestant |
Catholic |
Row Total |
| Support |
|
|
|
| Oppose |
|
|
|
| Column Total |
100% |
100% |
100% |
Problem set 3: use the following information to answer questions 6-8 (20 points total):
Hypothetical data (observed frequencies) are provided below on relationship between sex and marital satisfaction.
|
Sex |
|
||
| Marital Satisfaction |
Male |
Female |
Row Total |
| Satisfied |
278 |
183 |
461 |
| Unsatisfied |
122 |
267 |
389 |
| Column Total |
400 |
450 |
850 |
6. Calculate the expected frequencies – that is, the frequencies we would expect to observe if there were no relationship between sex and marital satisfaction(8 pts).
|
Sex |
|
||
| Marital Satisfaction |
Male |
Female |
Row Total |
| Satisfied |
|
|
461 |
| Unsatisfied |
|
|
389 |
| Column Total |
400 |
450 |
850 |
7. Calculate the number of degrees of freedom associated with the chi-square test for these data (2 pts).
8. Calculate the chi-square values (8 pts)
|
Cell (X,Y) |
O |
E |
(O-E) |
(O-E)2 |
[(O-E) 2 / E] |
|
Male/Satisfied |
278 |
|
|
|
|
| Male/unsatisfied |
122 |
|
|
||
| Female/satisfied |
183 |
|
|
||
| Female/unsatisfieed |
267 |
|
|
||
|
|
|
|
|
Chi-square= |
9. Suppose you obtain a chi-square statistic of 70.94. Are your results statistically significant if the critical value obtained from the distribution of chi-square is 3.84 with an alpha level of .05 (2 pts)?
Problem set 4: use the following information to answer questions 10-13 (15 points total):
We continue our analysis from previous problem set, this time examines the relationship between social class (CLASS) and spending on welfare (NATFARE).
|
Social Class |
|||||
| Spending on Welfare | Lower Class | Working Class | Middle Class | Upper Class |
Total |
| Too little |
45 |
90 |
76 |
10 |
221 |
| About right |
12 |
114 |
123 |
20 |
269 |
| Too much |
8 |
128 |
109 |
15 |
260 |
| Total |
65 |
332 |
308 |
45 |
750 |
10. What is the number of degrees of freedom for this table (2 pts)?
11. Calculate the chi-square (8 pts).
| Social Class/Welfare Spending |
|
|
|
|
|
| Lower/Too little |
45 |
|
|
|
|
| Lower/About right |
12 |
|
|
|
|
| Lower/Too much |
8 |
|
|
|
|
| Working/Too little |
90 |
|
|
|
|
| Working/About right |
114 |
|
|
|
|
| Working/Too much |
128 |
|
|
|
|
| Middle/Too little |
76 |
|
|
|
|
| Middle/About right |
123 |
|
|
|
|
| Middle/Too much |
109 |
|
|
|
|
| Upper/Too little |
10 |
|
|
|
|
| Upper/About right |
20 |
|
|
|
|
| Upper/Too much |
15 |
|
|
|
|
|
X2=_________ |
|||||
12. Based on an alpha of .01, do you reject the null hypothesis (3 pts)?
13. Explain the reason for your answer (Please provide evidence based on the bivariate construct, 2 pts).
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