Multiple Regression”: Exercises 17.39, and 17.42

  

GSS_Codebook2008.docCopy of GSS2012.xlsxMultiple Regression”: Exercises 17.39, and 17.42

17.39  Refer to
Exercise 17.16. Calculate the correlation between the father’s and the mother’s
years of education. Is there any sign of multicollinearity? Explain.
17.16  GSS2012* How does the amount of
education of one’s parents (PAEDUC, MAEDUC) affect your education (EDUC)?
 
a. Develop a regression model
 
b. Test the validity of the model
 
c. Test the two slope coefficients
 
d. Interpret the coefficients
17.42  Refer to Exercise
17.20.
 
a. Calculate the correlation
matrix.
 
b. Are there signs of the presence of multicollinearity? Explain.
 
c. Test the correlation between each independent variable and the
dependent variable. Which independent variables are linearly related to the
dependent variable?
17.20 GSS2008*
Use the General Social Survey of 2008 to conduct a regression analysis of
income (INCOME) using the following dependent variables:

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Multiple Regression”: Exercises 17.39, and 17.42
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Age (AGE)
Years of
education (EDUC)
Hours of
work per week (HRS)
Spouse’s
hours of work (SPHRS)
Occupation
prestige score (PRESTG80)
Number of
children (CHILDS)
Number of
family members earning money (EARNRS)
Years
with current employer (CUREMPYR)

Time-Series Analysis and Forecasting”:
Exercises 20.19 and 20.35

20.19 Xr20-932 Plot the following time series to determine which
of the trend models appears to fit better.

Period  1 
2  3  4  5

Time Series  55  57  53  49  47

Period  6  7  8  9  10

Time Series  39  41 33  28  20 

20.35 The following trend line and seasonal indexes were computed
from 4 weeks of daily observations. Forecast the 7 values for next week.  y^ = 120 + 2.3t  t = 1, 2, … , 28

Day  Seasonal
Index

Sunday  1.5

Monday 
.4

Tuesday  .5

Wednesday 
.6

Thursday 
.7

Friday  1.4

Saturday 
1.9 

Submit
your answers in a Microsoft Excel workbook, with each problem on a separate
worksheet. Label each tab in the workbook with the exercise number. Highlight
the answers in yellow and provide an interpretation in a text box.
gss_codebook2008.doc

copy_of_gss2012.xlsx

Unformatted Attachment Preview

General Social Survey 2008
Missing data codes: -1, 0 = Question was not asked; 8, 98, 999998 = Don’t know; 9, 99, 999999 = No answer.
ID: Identification number: 1 – 2023.
AGE: 18 – 88; 89 = 89 and older. Missing data: 0, 98, 99.
SEX: 1. Male, 2. Female. Missing data: 0.
RACE: 1. White, 2. Black, 3. Other. Missing data: 0.
INCOME06: Total family income; RINCOME06: Respondent’s income
1. Under $1,000
2. $1,000-$2,999
3. $3,000-$3,999
4. $4,000-$4,999
5. $5,000-$5,999
6. $6,000-$6,999
7. $7,000-$7,999
8. $8,000-$9,999
9. $10,000-$12,499
10. $12,500-$14,999
11. $15,000-$17,499
12. $17,500-$19,999
13. $20,000-$22,499
14. $22,500-$24,999
15. $25000-$29,999
16. $30,000-$34,999
17. $35,000-$39,999
18. $40,000-$49,999
19. $50,000-$59,999
20. $60,000-$74,499
21. $75,000-$89,999
22. $90,000-$109,999
23. $110,000-$129,999
24. $130,000-$149,999
© 2015 Cengage Learning. All Rights Reserved. May not be scanned, copied or duplicated, or posted to a publicly accessible
website, in whole or in part.
25. $150,000 and over
26. Refused
Missing data: 0, 26, 98, 99.
EDUC, SPEDUC, PAEDUC, MAEDUC: Highest year of school completed of respondent, his/her father, mother,
spouse: 0-20. Missing data: 97, 98, 99.
DEGREE, SPDEG, PADEG, MADEG: Highest degree completed of respondent, spouse, father, mother:
0 = Left high school, 1 = High school, 2 = Junior college, 3 = Bachelor’s degree, 4 = Graduate. Missing data: 7, 8, 9.
WRKSTAT: Last week were you working full time, part time, going to school, keeping house, or what?
1 = Working fulltime, 2 = Working part time, 3 = Temporarily not working, 4 = Unemployed, laid off
5 = Retired, 6 = School, 7 = Keeping house, 8 = Other. Missing data: 0, 9.
HRS: If working, full or part time, how many hours did you work last week, at all jobs? 0-89; Missing data: -1, 98,
99.
WRKSLF: Are (were) you self employed or do (did) you work for someone else? 1 = Self-employed; 2 = Someone
else. Missing data: 0, 8, 9.
WRKGOVT: Are (were) you employed by the federal, state, or local government or by a private employer
(including non-profit organizations)? 1 = Government; 2 = Private. Missing data: 0,8, 9.
MARITAL: Are you currently married, widowed, divorced, separated, or have you never been married?
1= Married, 2 = Widowed, 3 = Divorced; 4 = Separated, 5 = Never married. Missing data: 9.
DIVORCE: Have you ever been divorced or legally separated? 1 = Yes; 2 = No. Missing data: 0, 8, 9.
SPWRKSTA: Last week was your (wife/husband) working … 1 = Working fulltime, 2 =Working part time, 3 =
Temporarily not working, 4 = Unemployed, laid off, 5 = Retired, 6 = School, 7 = Keeping house, 8 = Other. Missing
data: 0, 9.
SPHRS: If working, full or part time, how many hours did spouse work last week, at all jobs? 0 – 89. Missing data:
-1; 98, 99.
PRESTG80, SPPRES80, PAPRES80, MAPRES80: Occupation prestige score (higher is more prestigious) of
respondent, spouse, father, mother: 17-86. Missing data: 0.
© 2015 Cengage Learning. All Rights Reserved. May not be scanned, copied or duplicated, or posted to a publicly accessible
website, in whole or in part.
CHILDS: Number of children: 0 – 7, 8 = 8 or more. Missing data: 0.
AGEKDBRN: Age when first child was born: 9 – 65. Missing data: 0, 98, 99.
EARNRS: Number of family members earning money: 0 – 7, 8 = 8 or more. Missing data: 9.
PARTYID: Generally speaking, do you think of yourself as a Republican, Democrat, Independent, or what?
0 = Strong Democrat, 1= Not strong Democrat, 2 = Independent near Democrat,3 = Independent, 4 = Independent
near Republican, 5 = Not strong Republican, 6 = Strong Republican, 7 = Other party. Missing data: 8, 9.
PARTYID3: 1. Democrat, 2. Independent, 3. Republican
POLVIEW: I’m going to show you a seven-point scale on which the political views that people might hold are
arranged from extremely liberal to extremely conservative. Where would you place yourself on this scale?
1= Extremely liberal, 2 = Liberal, 3 = Slightly Liberal, 4 = Moderate, 5 = Slightly conservative, 6 = Conservative, 7
= Extremely conservative. Missing data: 0, 8, 9.
POLVIEW3: 1.Liberal, 2. Moderate, 3. Conservative
TAX: Federal income tax you pay… 1 = Too high, 2 = About right, 3 = Too low. Missing data: 0, 8, 9.
CAPPUN: Do you favor capital punishment for murder? 1 = Favor, 2 = Oppose. Missing data: 0, 8, 9.
GUNLAW: Do you favor requiring a police permit to buy a gun? 1 = Favor, 2 = Oppose. Missing data: 0, 8, 9.
HAPPY: Taken altogether, how would you say things are these days would you say you are …1 = Very happy, 2 =
Pretty happy, 3 = Not too happy. Missing data: 0, 8, 9.
HAPMAR: Taking all things together, how would you describe your marriage? 1= Very happy, 2 = Pretty happy, 3
= Not too happy. Missing data: 0, 8, 9.
HEALTH: Would you say your own health, in general, is … 1 = Excellent, 2 = Good, 3 = Fair, 4 = Poor. Missing
data: 0, 8, 9.
LIFE: In general, do you find life 1 = Exciting, 2 = Pretty routine, 3 = Dull. Missing data: 0, 8, 9.
© 2015 Cengage Learning. All Rights Reserved. May not be scanned, copied or duplicated, or posted to a publicly accessible
website, in whole or in part.
JOBLOSE: In the next 12 months how likely is it that you will lose your job or be laid off? 1 = Very likely, 2 =
Fairly likely, 3 = Not too likely, 4 = Not likely. Missing data: 0, 5 (Leaving job), 8, 9.
CLASS: Which of the following four social classes would you say you belong in? 1 = Lower class, 2 = Working
class, 3 = Middle class, 4 = Upper class. Missing data: 0, 5, 8, 9.
UNEMP: Have you ever been unemployed in the last 10 years? 1 = Yes, 2 = No. Missing data: 0, 8, 9.
UNION: Do you or your spouse belong to a union? 1 = Respondent belongs, 2 = Spouse belongs, 3 = Both belong, 4
= Neither belong. Missing data: 0, 8, 9.
PARSOL: Compared to your parents at your age is your standard of living be… 1 = Much better, 2 = somewhat
better, 3 = About the same, 4 = Somewhat worse, 5 = Much worse. Missing data: 0, 8, 9.
KIDSSOL: When your children are at your age will their standard of living be… 1 = Much better, 2 = somewhat
better, 3 = About the same, 4 = Somewhat worse, 5 = Much worse. Missing data: 0, 8, 9.
NEWS: Do you read newspapers… 1 = Every day, 2 = Few times per week, 3 = Once per week, 4 = Less than once
per week, 5 = Never. Missing data: 0, 8, 9.
TVHOURS: On average days how many hours do you spend watching television? 0 – 24. Missing data: -1, 98, 99.
EQWLTH: Should government reduce income differences between rich and poor? 1 = government should reduce
differences, 2, 3, 4, 5, 6, 7 = No government action. Missing data: 0, 8, 9.
HELPPOOR: Should government improve standard of living of poor people? 1 = Government act, 2, 3, 4, 5 =
People should help themselves. Missing data: 0, 8, 9
HELPNOT: Should government do more or less to solve country’s problems? 1 =Government should do more, 2, 3,
4, 5 = Government does too much. Missing data: 0, 8, 9.
HELPSICK: Is it government’s responsibility to help pay for doctor and hospital bills? 1 = Government should help,
2, 3, 4, 5 = People should help themselves. Missing data: 0, 8, 9.
ASTROSCI: Is astrology scientific? 1 = Very scientific, 2 = Sort of scientific, 3 = Not at all scientific. Missing data:
0, 8, 9.
© 2015 Cengage Learning. All Rights Reserved. May not be scanned, copied or duplicated, or posted to a publicly accessible
website, in whole or in part.
SCISTUDY: Do you have a clear understanding of what scientific study means? 1 = Clear understanding, 2 =
General sense, 3 = Little understanding. Missing data: 0, 8, 9.
ODDS1: A doctor tells a couple that there is one chance in four that their child will have an inherited disease. Does
this mean that if the first child has the illness, the next three will not? 1 = Yes, 2 = No. Missing data: 0, 8, 9.
ODDS2: A doctor tells a couple that there is one chance in four that their child will have an inherited disease. Does
this mean that each of the couple’s children will have the same risk of suffering the illness? 1 = Yes, 2 = No.
Missing data: 0, 8, 9.
HOTCORE: The center of the earth is very hot. 1 = True, 2 = False. Missing data: 0, 8, 9,.
EARTHSUN: Does the Earth go around the Sun or does the Sun go around the Earth? 1 = Earth around Sun, 2 =
Sum around Earth. Missing data: 0, 8, 9.
COLDEG1: Highest degree earned: 1 = Associate’s, 2 = Bachelor’s, 3 = Master’s, 4 = MBA, 5 = Law, 6 = PhD, 7 =
MD, 8 = Other. Missing data: 0, 98, 99.
COLSCINM: Have you taken any college level science courses? 1 = Yes, 2= No. Missing data: 0, 8, 9.
HSMATH: Highest level of mathematics courses completed in high school: 0 = None, 1 = general, business, or
vocational, 2 = pre-algebra, 3 = 1 year of algebra, 4 = 2 years of algebra, 5 = geometry, 6 = trigonometry, linear
programming analysis, 7 = pre-calculus, 8 = calculus, 9 = statistics and probability, 10 = other. Missing data: -1, 98,
99.
CUREMPYR: How many years with current employer? 1 – 45. Missing data: -1, 98, 99.
PAYCHNGE: How much has your pay changed in current job since the job began? 1 = More than the cost of living,
2 = Stayed about the same as the cost of living, 3 = Has not kept up with the cost of living. Missing data: 0, 8, 9.
PASTPAY: Was your starting pay higher, lower, or about the same as your previous job? 1 = Higher, 2 = About the
same, Lower, 4 = Current job is only job. Missing data: 0, 8, 9.
WHYLEAVE: Why did you leave your last job? 1 = Left voluntarily, 2 = Job was abolished, 3 = Permanently laid
off. Missing data: 0, 8, 9.
AGECMEUS: If born outside the United States, at what age did you permanently move to the United States?
Missing data: 0, 98, 99.
© 2015 Cengage Learning. All Rights Reserved. May not be scanned, copied or duplicated, or posted to a publicly accessible
website, in whole or in part.
TAXRICH: How would you describe taxes in America (all taxes, including Social Security, income, sales, etc.) for
those with high incomes? 1 = Much too high, 2 = Too high, 3 = About right, 4 = Too low, 5 = Much too low.
Missing data: 0, 8, 9.
TAXSHARE: Should the rich pay bigger share of taxes? 1 = Much larger share, 2 = Larger share, 3 = Same share, 4
= Smaller share, 5 = Much lower share. Missing data: 0, 8, 9.
EVIDU: Have you ever taken any drugs by injection (heroine, cocaine, etc.)? 1 = Yes, 2 = No. Missing data: 0, 8, 9.
EVCRACK: Have you ever used “crack” cocaine? 1 = Yes, 2 = No. Missing data: 0, 8, 9.
EVSTRAY: Have you ever has sex with someone other than your spouse while you were married? 1 = Yes, 2 = No,
3 = Never married. Missing data: 0, 8, 9.
© 2015 Cengage Learning. All Rights Reserved. May not be scanned, copied or duplicated, or posted to a publicly accessible
website, in whole or in part.
ID
55088
55089
55090
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AGE
22
21
42
49
70
50
35
24
28
28
55
36
28
59
52
35
36
47
55
18
76
39
54
45
71
42
22
50
81
44
78
63
73
40
42
62
52
49
27
30
29
69
51
57
44
73
73
68
84
63
57
42
45
38
SEX
1
1
1
2
2
2
2
2
2
2
1
2
2
2
1
2
1
2
1
2
2
1
1
2
1
2
1
1
2
2
1
2
1
1
2
1
1
2
2
2
2
2
2
2
1
2
2
1
2
1
1
2
2
1
RACE
1
1
3
1
2
1
1
3
2
1
1
2
1
2
3
2
1
2
3
3
3
3
1
3
1
1
1
1
2
1
1
1
1
3
1
1
1
2
3
2
3
1
1
1
1
1
1
1
1
1
1
3
1
3
RACECAT1 RACECAT2 MARITAL
1
0
5
1
0
5
0
0
1
1
0
1
0
1
4
1
0
2
1
0
1
0
0
4
0
1
1
1
0
5
1
0
3
0
1
5
1
0
5
0
1
3
0
0
5
0
1
5
1
0
1
0
1
3
0
0
1
0
0
5
0
0
4
0
0
5
1
0
1
0
0
1
1
0
1
1
0
1
1
0
5
1
0
1
0
1
2
1
0
4
1
0
5
1
0
3
1
0
1
0
0
1
1
0
1
1
0
3
1
0
3
0
1
5
0
0
5
0
1
5
0
0
1
1
0
3
1
0
3
1
0
3
1
0
1
1
0
1
1
0
1
1
0
1
1
0
3
1
0
3
1
0
3
0
0
1
1
0
1
0
0
5
BORN
1
1
1
1
1
1
1
2
1
1
1
1
1
1
2
1
2
1
2
1
2
2
1
2
1
2
1
1
1
1
1
1
1
2
1
1
1
1
1
1
2
1
1
1
1
1
1
1
1
1
1
2
2
1
EARNRS
3
3
1
2
0
1
4
0
3
1
0
2
0
0
4
1
1
2
1
1
1
2
3
2
1
2
5
1
0
1
1
1
0
1
2
1
2
2
1
1
2
0
2
1
1
1
1
1
0
0
1
2
1
2
55142
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46
51
41
75
81
41
67
71
35
45
35
21
52
49
46
51
28
81
47
48
46
68
56
43
32
23
59
32
44
49
64
30
51
28
84
32
54
34
33
48
52
54
19
41
23
51
75
27
24
26
47
55
55
1
2
2
2
2
2
2
1
1
2
1
2
2
2
1
2
1
2
1
1
1
1
2
2
2
2
1
2
1
2
2
2
2
2
1
1
2
2
2
2
2
2
1
2
1
2
1
2
2
1
1
1
2
2
2
1
3
2
2
3
1
2
2
3
2
2
2
2
2
1
1
3
1
1
1
1
1
1
1
3
3
1
1
1
3
1
1
3
2
1
3
3
2
3
1
2
3
1
3
3
1
1
1
1
3
1
3
1
1
2
1
0
0
0
0
1
0
0
0
0
0
0
0
0
1
1
0
1
1
1
1
1
1
1
0
0
1
1
1
0
1
1
0
0
1
0
0
0
0
1
0
0
1
0
0
1
1
1
1
0
1
0
1
1
0
0
0
1
1
0
0
1
1
0
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
1
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
3
5
1
2
2
1
5
1
5
3
5
5
2
5
2
1
1
1
1
1
1
1
5
5
4
1
3
5
1
1
5
2
1
1
5
1
4
3
1
1
5
3
5
3
5
3
1
5
5
1
3
3
1
2
2
1
2
2
1
1
2
1
2
1
2
1
1
1
2
1
1
2
1
1
1
1
2
1
1
1
1
2
2
2
2
2
1
1
2
2
2
1
1
2
1
2
2
1
2
1
1
2
1
1
2
1
1
1
0
2
1
0
0
0
0
1
2
2
1
1
1
1
2
1
1
1
3
2
4
3
2
1
4
0
4
2
1
1
2
2
3
1
1
2
1
2
0
2
2
2
3
1
3
3
0
0
1
1
1
3
1
1
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43
46
71
32
63
50
60
33
40
68
69
71
23
28
49
66
36
53
40
34
58
62
24
72
32
29
34
36
74
49
60
78
39
73
67
82
64
61
22
27
41
33
49
22
42
28
66
35
52
63
31
29
50
47
65
1
2
1
2
1
2
1
2
2
1
2
1
1
1
1
2
2
1
2
2
1
1
2
2
2
1
1
2
1
2
1
1
2
1
2
2
2
2
1
2
1
2
2
1
2
2
2
2
1
1
1
2
1
1
2
1
2
2
3
1
1
1
1
1
1
1
1
1
1
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1
1
1
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1
1
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1
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3
2
2
2
1
3
3
2
2
1
3
1
2
1
1
1
1
1
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3
3
3
1
3
1
1
1
3
3
2
1
1
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0
0
1
1
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1
1
1
1
1
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1
1
1
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1
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1
1
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0
0
0
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1
0
0
0
0
1
0
1
0
1
1
1
1
1
1
0
0
0
1
0
1
1
1
0
0
0
1
0
1
1
0
0
0
0
0
0
0
0
0
0
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55472
55473
55474
55475
55476
55477
55478
55479
55480
55481
55482
55483
55484
55485
55486
55487
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55505
55506
55507
55508
55509
55510
55511
55512
55513
55514
55515
5 …
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