Chapter 2

2.1 Nominal: Occupation, undergraduate major. Ordinal: Rating of university professor, Taste test ratings. Interval: age, income

2.2 a Interval

b Interval

c Nominal

d Ordinal

2.3 a Interval

b Nominal

c Ordinal

d Interval

e Interval

2.4 a Nominal

b Interval

c Nominal

d Interval

e Ordinal

2.5 a Interval

b Interval

c Nominal

d Interval

e Nominal

2.6 a Interval

b Interval

c Nominal

d Ordinal

e Interval

2.7 a Interval

b Nominal

c. Nominal

5

d Interval

e Interval

f Ordinal

2.8 a Interval

b Ordinal

c Nominal

d Ordinal

2.9 a Interval

b Nominal

c Nominal

2.10 a Ordinal

b Ordinal

c Ordinal

2.11 a Nominal

b Interval

c Ordinal

2.12a Nominal

b Interval

c Interval

d Interval

2.13

6

Brazil

CanadaCh

inaIra

nIra

q

Kazakhsta

nKuwait

Libya

NigeriaQatar

Russia

Saudi A

rabia

United Arab Emira

tes

United States

Venezuela0

50,000,000,000

100,000,000,000

150,000,000,000

200,000,000,000

250,000,000,000

300,000,000,000

350,000,000,000

2.14

Brazil; 1.0%Canada; 11.0%

China; 1.6%

Iran; 10.1%

Iraq; 9.2%

Kazakhstan; 1.9%

Kuwait; 6.7%

Libya; 3.1%Nigeria; 2.4%Qatar; 1.6%Russia; 6.6%

Saudi Arabia; 17.2%

United Arab Emirates; 6.3%

United States; 2.3% Venezuela; 19.1%

Percentage

2.15

7

Australia

Brazil

Canada

China

France

Germany

India

Indonesia Iran

Italy

Japan

Mexico

Russia

Saudi Arabia

Singapore

South KoreaSpain

Thaila

nd

United Kingdom

United States

0

2,000,000

4,000,000

6,000,000

8,000,000

10,000,000

12,000,000

14,000,000

16,000,000

18,000,000

20,000,000

2.16

Gasoline51%

Distillate fuel oil15%

Jet fuel13%

Still gas5%

Marketable coke5%

Residual fuel oil3%

Liquified refinery

gas3%

Asphalt and road oil

2%

Lubricants1%

Other2%

2.17

8

Australia

Brazil

Canada

China

European UnionFrance

German

yIndia

Italy

Japan

Korea, South

Mexico

Russia

Saudi Arabia

South Africa

Spain

Taiw

anTurke

y

United Kingdom

United States

0

1,000,000,000,000

2,000,000,000,000

3,000,000,000,000

4,000,000,000,000

5,000,000,000,000

6,000,000,000,000

2.18

Australia

CanadaChina

Germany

IndiaIra

nIta

lyJapan

Korea, S

outh

Mexico

Russia

Saudi Arabia

South Afri

ca

United Kingdom

United State

s0.0

1000.0

2000.0

3000.0

4000.0

5000.0

6000.0

7000.0

8000.0

9000.0

417.7 541.0

7706.8

765.6

1591.1

528.6 407.91098.0

528.1 443.6

1556.7

438.2 451.2 519.9

5424.5

2.19

9

Austria

Brazil

CanadaChina

France

German

yIndia Ira

nIta

lyJapan

Mexico

PolandRussi

a

South Korea

Spain

Taiwan

Turkey

Ukraine

United Kingdom

United States

0.0

100.0

200.0

300.0

400.0

500.0

600.0

700.0

800.0

900.0

Steel production

2.20

Latin Americ

a and Carib

bean (LAC)

Europe and

Central A

sia (E

CA)

Middle East and North

Africa (M

ENA)

South Asia (S

AR)

Africa (A

FR)

Aeast Asia

and Pacifi

c (EA

P)

Organization fo

r Economic

Cooperation and Development (O

ECD)

0200,000,000,000400,000,000,000600,000,000,000800,000,000,000

1,000,000,000,0001,200,000,000,000

2.21

10

Organic; 45.8%

Paper; 17.2%

Plastic; 10.3%

Glass; 5.1%

Metal; 4.1%

Other; 17.5%

2.22

Angola Brazil Canada Colombia Ecuador Iraq Kuwait Mexico Saudi Arabia

Venezuela0

500

1000

1500

2000

2500

3000

3500

2.23

11

Accounting

Advertising

Agricultu

ral Scie

ncesBiology

Chemistry

Civil E

ngineering

Constr

uction

Economics

Finance

Human Resources

Humanities and Lib

eral Arts

Marketing

Mathematics

Nursing

Psychology

Public

Relations

Social W

ork

Supply Chain

0

10,000

20,000

30,000

40,000

50,000

60,000

2.24

Apples

Apricots

Avocados

Bananas

Cherries

Dates

Grapefruits

Grapes

Kiwi F

ruit

Lemons & Lim

es

Mangoes

Oranges

Papayas

Peaches & Necta

rines

Pears

Persi

mmons

Pineapples

Plantains

Plums a

nd Sloes

Strawberrie

s

Tangerines

0

20

40

60

80

100

120

2.25

12

Alberta

British Columbia

Sasktachewan

Manitoba

Ontario

Quebec

New Brunswick

Nova Scotia

Prince Edward Isl

and

Newfoundland and Labrador

9.609.80

10.0010.2010.4010.6010.8011.0011.2011.40

10.20

10.45

10.20

10.70

11.25

10.55

10.30

10.6010.50 10.50

Minimum wage

Alberta

British Columbia

Saskt

achewan

Manitoba

Ontario

Quebec

New Brunswick

Nova Scotia

Prince Edward Isl

and

Newfoundland and Labrador

0.00%

2.00%

4.00%

6.00%

8.00%

10.00%

12.00%

14.00%

2.20%

5.60%

3.30%4.90%

11.70%

5.90%7.00%

5.60% 6.00% 5.90%

Percent Earning Minimum Wage

2.26

13

Location39%

Majors22%

Academic reputation

10%

Career focus16%

Community5%

Number of students

8%

2.27

Consumer guide52%

Dealership28%

Word of mouth12%

Internet8%

2.28

14

Basement32%

Bathroom23%

Bedroom9%

Kitchen27%

Living/dining room

9%

The basement is the top choice followed by kitchen, bathroom, bedroom, and living/dining room.

2.29 a Newspaper Frequency Relative Frequency

Daily News 141 39.2%

Post 128 35.6%

Times 32 8.9%

WSJ 59 16.4%

b

New York Daily News39%

New York Post36%

New York Times9%

Wall Street Journal16%

The Daily News and the Post dominate the market

15

2.30a Degree Frequency

BA 88

BBA 37

B Eng 51

B Sc 24

Other 30

b.

BA BBA Beng BSc Other0

10

20

30

40

50

60

70

80

90

100

88

37

51

2430

c

B.A.38%

B.B.A.16%

B.Eng22%

B.Sc.11%

Other13%

d. About 4 applicants in 10 have the BA degree, about one-fifth have a BEng. and one-sixth have a BBA.

16

2.31a

HP Lenovo Dell Other0

5

10

15

20

25

30

35

40

45

21

13

39

25

b

HP; 21

Lenovo; 13

Dell; 39

Other; 25

c Dell is most popular with 40% proportion, followed by other, 26%, HP, 21% and Lenovo, 13%.

2.32 a Software Frequency

Excel 34

Minitab 17

SAS 3

SPSS 4

Other 12

b

17

Excel49%

Minitab24%

SAS4%

SPSS6%

Other17%

c Excel is the choice of about half the sample, one-quarter have opted for Minitab, and a small fraction chose SAS

and SPSS.

2.33

Bud Light31%

Busch Light7%

Coors Light22%

Michelob Light4%

Miller Lite21%

Natural Light9%

Other6%

2.34

18

Many share41%

Some share39%

Do not know19%

2.35

Fair share21%

Too much15%

Too little62%

No opinion3%

2.36 a

19

Rich69%

Middle clas29%

Poor2%

Republicans Favor

b

Rich29%

Middle clas36%

Poor35%

Democrats Favor

According to the survey Republicans favor the rich and Democrats are split among the middle class, poor, and rich.

2.37 a

Category ̀ Frequency Relative Frequency

Mom: Full time, Dad: Full time 403 46.0%

Mom: Part time, Dad: Full time 149 17.0%

Mom: Not employed, Dad: Full time 228 26.0%

Mom: Full time, Dad: Part time or not employed 53 6.0%

Mom: Not employed, Dad: Not employed 18 2.1%

Other 26 3.0%

20

b

Mom FT, Dad FT46%

Mom PT, Dad FT17%

Mom Not, Dad FT26%

Mom FT, Dad PT/Not6%

Mom Not, Dad Not2%

Other3%

c

Mom FT, Dad FT Mom PT, Dad FT Mom Not, Dad FT Mom FT, Dad PT/Not

Mom Not, Dad Not

Other0

50

100

150

200

250

300

350

400

450

Mom FT, Dad FT; 403

Mom PT, Dad FT; 149

Mom Not, Dad FT; 228

Mom FT, Dad PT/Not; 53

Mom Not, Dad Not; 18 Other; 26

d In most households Dad is working full time. There are very few households where neither Mom nor Dad are

working.

2.38

21

Favor45%

Oppose53%

No opinion2%

A small majority oppose the Affordable Care Act.

2.39a

Views on social issues Frequency Relative Frequency

Liberal 322 31.4%

Moderate 328 32.0%

Conservative 375 36.6%

b

The country is split among the three views on social issues with a small plurality of conservatives.

22

2.40 a

Views on economic issues Frequency Relative Frequency

Liberal 208 20.3%

Moderate 354 34.5%

Conservative 463 45.2%

b

Liberal20%

Moderate35%

Conservative45%

Economically the country is conservative.

2.41

Education Less than high school

High school Some college College graduate0

10000

20000

30000

40000

50000

60000

70000

80000

Series1 Series2 Series3 Series4

23

There is decreasing numbers of Americans who did not finish high school and increasing numbers of those that go to

college.

2.42

Highways

Air transporta

tion

Port facili

ties

Sewerage

Waste m

anagement

Water supply

Mass tra

nsit

0

20,000

40,000

60,000

80,000

100,000

120,000

140,000

160,000

180,000

Year 1995 Year 2000 Year 2005 Year 2008

Spending is increasing in all seven areas.

2.43

Street or highway

Commercial house

Gas station Convenirence store

Residence Bank Other0

50

100

150

200

250

300

350

In general crime was decreasing until 2014 when it started increasing.

2.44

24

0

10

20

30

40

50

60

University 1 University 2 University 3 University 4

B.A.

B.Eng

B.B.A.

Other

Universities 1 and 2 are similar and quite dissimilar from universities 3 and 4, which also differ. The two nominal

variables appear to be related.

2.45

The column proportions are similar; the two nominal variables appear to be unrelated. There does not appear to be

any brand loyalty.

2.46

25

The two variables are related.

2.47

Lost job Left job Reentrants New entrants0

100

200

300

400

500

600

700

MenWomen

There are large differences between men and women in terms of the reason for unemployment.

2.48

26

Traditional chain store

Indpendent drug store

Mass merchant Supermarket Mail order0

20

40

60

80

100

120

140

160

180

200

Year 1995Year 2000Year 2005Year 2010

The number of prescriptions filled by all stores except independent drug stores has increased substantially.

2.49

0%

5%

10%

15%

20%

25%

30%

35%

40%

Male

Female

There appears to be differences between female and male students in their choice of light beer.

2.50

27

C. conservative M conservative Mixed M liberal C liberal0

20

40

60

80

100

120

98

70

46

25

64

40

68

83

59

39

6

23

50 51

13

Many share Some share Don't know 3

There are differences among the five groups.

2.51

Conservative Moderate Liberal0

50

100

150

200

250

300

122

70

34

81

39 41

187

236

259

187 7

Fair shareToo muchtoolittleNo opnion

All three groups say that upper-income people pay too little. However Conservatives are more likely to say fair

share than Moderates or Liberals

2.52

28

Democrat Republican0

100

200

300

400

500

600

401

9496

481

10 12

Favor Oppose No opinion

Democrats support and Republicans oppose the Affordable Care Act.

2.53

Liberal Moderate Conservative0

50

100

150

200

250

173

90

41

114

139

108

35

99

226

Democrat Independent Republican

No surprise-on social issues Democrats are liberal and Republicans are conservative.

2.54

29

Democrat Independent Republican0

50

100

150

200

250

300

125

69

14

113

159

8266

133

264

Liberal Moderate Conservative

On economic issues Republicans are very conservative whereas Democrats and Moderates are mixed.

2.55

U.S. Individ

uals and In

stitutions

U.S. Socia

l Security

Trust Fund

U.S. Federal R

eserve

U.S. Civil

Service

Retirement Fund

U.S. Milit

ary Reti

rement Fund

Foreign Nations0.0

1,000.0

2,000.0

3,000.0

4,000.0

5,000.0

6,000.0

7,000.0

5,699.4

2,897.7 2,648.2

863.6556.5

6,542.6

2.56

30

China, mainl

andJapan

Carib

bean bankin

g centers

(e.g. Berm

uda & Caym

an Islands)

Oil expo

rters

(e.g. Saudi A

rabia & Iran) Brazil

Ireland

Switzerla

nd

United Kingdom

Hong Kong

Luxembourg0.0

200.0400.0600.0800.0

1,000.01,200.01,400.0 1,254.8

1,149.2

322.0 291.4 255.0 232.9 225.6 210.6 197.0 188.2

2.57

Income taxes

Payroll/health taxes

Sales taxes Property taxes

Profit taxes Liquor and Tobacco

taxes

Vehicle and fuel taxes

Other taxes0

2,000

4,000

6,000

8,000

10,000

12,000

14,000

16,00014,732

10,043

7,013

4,214 3,895

2,397

1,225 1,648

2.58

31

Married 0 children

Married Couple w children

One Parent, At Least 1 < 18

0

5

10

15

20

25

30

35

40

Food Housing TransportationHealthcare Insurance & pensions Other

The pattern is about the same for the three households.

2.59

Too expensive47%

Don't need it6%

Opposed to the ECA/prefer to pay penalty

3%

Don't know how to get it3%

Immigration status7%

Told they were ineligible7%

Unemployed/work doesn't offer/not eligible at work

12%

Don't know/refused4%

Other reasons12%

2.60

32

Alabam

a

Arizona

Californ

ia

Connecticu

tDC

Georgia

Idaho

India

na

Kansas

Louisi

ana

Mary

land

Mich

igan

Miss

issip

pi

Monta

na

Nevada

New Je

rsey

New Y

ork

North D

akota

Oklahom

a

Pennsylva

nia

South C

arolin

a

Tennessee

Utah

Virgin

ia

West

Virg

inia

Wyo

min

g0.000

0.050

0.100

0.150

0.200

0.250

2013 Uninsured Rate 2014 Uninsured Rate

There are decreases in almost every state. However, there are many Americans without health insurance.

2.61

Strongly disagree

15%

Disagree20%

Neither agree nor disagree

38%

Agree23%

Strongly agree4%

More students disagree than agree.

2.62

33

Poor15%

Fair27%

Good45%

Very good10%

Excellent3%

More than 40% rate the food as less than good.

2.63

Manual18%

Computer and manual

38%

Computer44%

34

2.64

0%

5%

10%

15%

20%

25%

30%

35%

40%

45%

Poor Fair Good Very good Excellent

Children

No children

Customers with children rated the restaurant more highly than did customers with no children.

2.65

05

1015202530354045

Female

Male

Males and females differ in their areas of employment. Females tend to choose accounting marketing/sales and

males opt for finance.

b

35

05

10152025303540

Very satisfied

Quite satisfied

Little satisfied

Not satisfied

Area and job satisfaction are related. Graduates who work in finance and general management appear to be more

satisfied than those in accounting, marketing/sales, and others.

2.66

Males45%

Females55%

The survey oversampled women slightly.

2.67

36

Whites74%

Blacks15%

Others10%

2.68a

Married 1158Widowed 209Divorced 411Separated 81Never married 675

b. Pie chart

c.

Married46%

Widowed8%

Divorced16%

Separated3%

Never married27%

37

2.69

Left high school13%

Graduated high school50%

Completed junior col-lege7%

Completed Bachelor's degree

19%

Cpmpleted graduate degree11%

2.70

Male Female0

100

200

300

400

500

600

700

800

Left high schoolHigh schoo;Junior collegeBachelor's degreeGraduate

The patterns are similar.

2.71

38

Government19%

Private sector81%

2.72

White Black Other0

200

400

600

800

1000

1200

1400

1600

White; 340

Black; 94Other; 34

1467

273199

The patterns are similar.

2.73

39

Male Female0

200

400

600

800

1000

1200

1400

949

1196

Self-employedWork for someone else

Males are slightly more likely to be self-employed than females.

2.74

Category 111%

Category 213%

Category 314%

Category 433%

Category 530%

The ”married” categories (4 and 5) make up more than 60% of the households.

2.75

40

Male Female0

500

1000

1500

2000

2500

No high schoolHigh schoolSome collegeCollege degree

There are large differences between male and female heads of households.

2.76

White74%

Black12%

Hispanic9%

Other 5%

Whites make up three quarters of the survey.

2.77

41

White Black Hispanic Other0

200

400

600

800

1000

1200

1400

1600

1800

1 2 3 4 5

There are large differences between the four races in terms of family structure.

2.78

No high school High school Some college College degree0

500

1000

1500

2000

2500

No high school; 252

High school; 953

Some college; 567

College degree; 2227

294

646

463613

Own Otherwise

College degree holders are much more likely to own their homes.

42