Statisitcs Work Sheet

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STAT 200 Week 7 Homework Problems

10.1.2

Table #10.1.6 contains the value of the house and the amount of rental income in a year that the house brings in (“Capital and rental,” 2013).Create a scatter plot and find a regression equation between house value and rental income.Then use the regression equation to find the rental income a house worth $230,000 and for a house worth $400,000.Which rental income that you calculated do you think is closer to the true rental income?Why?

Table #10.1.6: Data of House Value versus Rental

Value

Rental

Value

Rental

Value

Rental

Value

Rental

81000

6656

77000

4576

75000

7280

67500

6864

95000

7904

94000

8736

90000

6240

85000

7072

121000

12064

115000

7904

110000

7072

104000

7904

135000

8320

130000

9776

126000

6240

125000

7904

145000

8320

140000

9568

140000

9152

135000

7488

165000

13312

165000

8528

155000

7488

148000

8320

178000

11856

174000

10400

170000

9568

170000

12688

200000

12272

200000

10608

194000

11232

190000

8320

214000

8528

208000

10400

200000

10400

200000

8320

240000

10192

240000

12064

240000

11648

225000

12480

289000

11648

270000

12896

262000

10192

244500

11232

325000

12480

310000

12480

303000

12272

300000

12480

10.1.4

The World Bank collected data on the percentage of GDP that a country spends on health expenditures (“Health expenditure,” 2013) and also the percentage of women receiving prenatal care (“Pregnant woman receiving,” 2013).The data for the countries where this information are available for the year 2011 is in table #10.1.8.Create a scatter plot of the data and find a regression equation between percentage spent on health expenditure and the percentage of women receiving prenatal care.Then use the regression equation to find the percent of women receiving prenatal care for a country that spends 5.0% of GDP on health expenditure and for a country that spends 12.0% of GDP.Which prenatal care percentage that you calculated do you think is closer to the true percentage?Why?

Table #10.1.8: Data of Health Expenditure versus Prenatal Care

Health Expenditure (% of GDP)

Prenatal Care (%)

9.6

47.9

3.7

54.6

5.2

93.7

5.2

84.7

10.0

100.0

4.7

42.5

4.8

96.4

6.0

77.1

5.4

58.3

4.8

95.4

4.1

78.0

6.0

93.3

9.5

93.3

6.8

93.7

6.1

89.8

10.2.2

Table #10.1.6 contains the value of the house and the amount of rental income in a year that the house brings in (“Capital and rental,” 2013).Find the correlation coefficient and coefficient of determination and then interpret both.

Table #10.1.6: Data of House Value versus Rental

Value

Rental

Value

Rental

Value

Rental

Value

Rental

81000

6656

77000

4576

75000

7280

67500

6864

95000

7904

94000

8736

90000

6240

85000

7072

121000

12064

115000

7904

110000

7072

104000

7904

135000

8320

130000

9776

126000

6240

125000

7904

145000

8320

140000

9568

140000

9152

135000

7488

165000

13312

165000

8528

155000

7488

148000

8320

178000

11856

174000

10400

170000

9568

170000

12688

200000

12272

200000

10608

194000

11232

190000

8320

214000

8528

208000

10400

200000

10400

200000

8320

240000

10192

240000

12064

240000

11648

225000

12480

289000

11648

270000

12896

262000

10192

244500

11232

325000

12480

310000

12480

303000

12272

300000

12480

10.2.4

The World Bank collected data on the percentage of GDP that a country spends on health expenditures (“Health expenditure,” 2013) and also the percentage of women receiving prenatal care (“Pregnant woman receiving,” 2013).The data for the countries where this information is available for the year 2011 are in table #10.1.8.Find the correlation coefficient and coefficient of determination and then interpret both.

Table #10.1.8: Data of Health Expenditure versus Prenatal Care

Health Expenditure (% of GDP)

Prenatal Care (%)

9.6

47.9

3.7

54.6

5.2

93.7

5.2

84.7

10.0

100.0

4.7

42.5

4.8

96.4

6.0

77.1

5.4

58.3

4.8

95.4

4.1

78.0

6.0

93.3

9.5

93.3

6.8

93.7

6.1

89.8

10.3.2

Table #10.1.6 contains the value of the house and the amount of rental income in a year that the house brings in (“Capital and rental,” 2013).

Test at the 5% level for a positive correlation between house value and rental amount.

Table #10.1.6: Data of House Value versus Rental

Value

Rental

Value

Rental

Value

Rental

Value

Rental

81000

6656

77000

4576

75000

7280

67500

6864

95000

7904

94000

8736

90000

6240

85000

7072

121000

12064

115000

7904

110000

7072

104000

7904

135000

8320

130000

9776

126000

6240

125000

7904

145000

8320

140000

9568

140000

9152

135000

7488

165000

13312

165000

8528

155000

7488

148000

8320

178000

11856

174000

10400

170000

9568

170000

12688

200000

12272

200000

10608

194000

11232

190000

8320

214000

8528

208000

10400

200000

10400

200000

8320

240000

10192

240000

12064

240000

11648

225000

12480

289000

11648

270000

12896

262000

10192

244500

11232

325000

12480

310000

12480

303000

12272

300000

12480

10.3.4

The World Bank collected data on the percentage of GDP that a country spends on health expenditures (“Health expenditure,” 2013) and also the percentage of women receiving prenatal care (“Pregnant woman receiving,” 2013).The data for the countries where this information is available for the year 2011 are in table #10.1.8.

Test at the 5% level for a correlation between percentage spent on health expenditure and the percentage of women receiving prenatal care.

Table #10.1.8: Data of Health Expenditure versus Prenatal Care

Health Expenditure (% of GDP)

Prenatal Care (%)

9.6

47.9

3.7

54.6

5.2

93.7

5.2

84.7

10.0

100.0

4.7

42.5

4.8

96.4

6.0

77.1

5.4

58.3

4.8

95.4

4.1

78.0

6.0

93.3

9.5

93.3

6.8

93.7

6.1

89.8

11.1.2

Researchers watched groups of dolphins off the coast of Ireland in 1998 to determine what activities the dolphins partake in at certain times of the day (“Activities of dolphin,” 2013).The numbers in table #11.1.6 represent the number of groups of dolphins that were partaking in an activity at certain times of days.Is there enough evidence to show that the activity and the time period are independent for dolphins?Test at the 1% level.

Table #11.1.6: Dolphin Activity

Activity

Period

Row

Total

Morning

Noon

Afternoon

Evening

Travel

6

6

14

13

39

Feed

28

4

0

56

88

Social

38

5

9

10

62

Column Total

72

15

23

79

189

11.1.4

A person’s educational attainment and age group was collected by the U.S. Census Bureau in 1984 to see if age group and educational attainment are related.The counts in thousands are in table #11.1.8 (“Education by age,” 2013).Do the data show that educational attainment and age are independent?Test at the 5% level.

Table #11.1.8: Educational Attainment and Age Group

Education

Age Group

Row Total

25-34

35-44

45-54

55-64

>64

Did not complete HS

5416

5030

5777

7606

13746

37575

Competed HS

16431

1855

9435

8795

7558

44074

College 1-3 years

8555

5576

3124

2524

2503

22282

College 4 or more years

9771

7596

3904

3109

2483

26863

Column Total

40173

20057

22240

22034

26290

130794

11.2.4

In Africa in 2011, the number of deaths of a female from cardiovascular disease for different age groups are in table #11.2.6 (“Global health observatory,” 2013).In addition, the proportion of deaths of females from all causes for the same age groups are also in table #11.2.6.Do the data show that the death from cardiovascular disease are in the same proportion as all deaths for the different age groups?Test at the 5% level.

Table #11.2.6: Deaths of Females for Different Age Groups

Age

5-14

15-29

30-49

50-69

Total

Cardiovascular Frequency

8

16

56

433

513

All Cause Proportion

0.10

0.12

0.26

0.52

11.2.6

A project conducted by the Australian Federal Office of Road Safety asked people many questions about their cars.One question was the reason that a person chooses a given car, and that data is in table #11.2.8 (“Car preferences,” 2013).

Table #11.2.8: Reason for Choosing a Car

Safety

Reliability

Cost

Performance

Comfort

Looks

84

62

46

34

47

27

Do the data show that the frequencies observed substantiate the claim that the reasons for choosing a car are equally likely?Test at the 5% level.project 1 witw: nursing essay help
Need help with my Business question – I’m studying for my class.

Career Portfolio

Now that you have reflected on your interests and abilities, you need to start thinking about careers you would like to pursue. For this project, you will research a job in the industry of your choice and create a portfolio to help you prepare for that career. The following items will be required, and the lesson where each item is discussed is noted. Make use of what you have learned in this course.

This project is worth 100 points. To see how your grade will be determined, refer to the rubric provided. Directions for submitting your project online are provided at the end of the project.

Required items:

1. Interests and skills: At least one typed (double spaced) page describing your interests, skills, aptitude, etc. If you took any online tests, include those results and the websites for those tests. (Lesson 1) (20 points possible)

2. Career choice: At least one typed (double spaced) page outlining the career you have chosen and why. Include a description of a job in that industry along with the necessary qualifications. (Lessons 1 and 2) (15 points possible)

3. Help wanted ad: Using the Internet or other sources, find a posting for the job that you selected in #2 above and provide a copy of it. List the qualifications the company is looking for. (Lesson 3) (15 points possible)

4. Personal data sheet: Prepare a personal data sheet similar to the one displayed in Figures 4-1A and 4-1B in your textbook. (NOTE: for security reasons, we recommend NOT using your real social security number or address. You may fill in the SSN and address spaces with characters: ###-##-####.) (Lesson 4) (15 points possible)

5. Résumé: Prepare a résumé using either the chronological or functional format. Base your résumé on your personal data sheet and use your current, factual information. If you choose not to use your real address, write “address here” in the correct place. (Lesson 4) (20 points possible)

6. Interview: Prepare for an interview for the job you chose in #2 by anticipating the questions you may be asked. List ten questions you think you may be asked and provide responses to them. (Lesson 5) (15 points possible)Boyhood Assignment
Can you help me understand this Psychology question?

Please consider the following question through the lens of a developmental psychologist. Please explain and support your answers.
What job does their mom get? How annoying are the seniors at the “camp out”? What do we see (for the first time) Mason consuming at the campout? What do we see (for the first time) Mason doing in the car? What major event(s) have happened in the dad’s life? Why does Mason get upset with his dad (in the van)? What did you think about the gifts Mason received from his grandparents? What do you think of Mr. Turlington’s darkroom chat? What reason did Mason’s mom give for originally buying the house she now wanted to sell? How motivating did you feel Mason’s boss was? Do you agree with Mason that we are becoming cyborgs? How about his views of Facebook? How does Mason describe his mother? How would you describe yours? What is the drama between Sheena and Mason? What does Mason’s boss give him as a graduation gift? Who is the manager that takes care of the family at the restaurant? Why is Mason’s mom having a hard time with his leaving? How well do you think Mason and his roommate Dalton will get along?I need help
Need help with my Accounting question – I’m studying for my class.

I have accounting homework that I find very difficult and I need your help to doAssignment 2: Cost Benefit Analysis: nursing assignment help
Need help with my Management question – I’m studying for my class.

Please see the attachment as it provided detail instruction on how to complete this assignment, please not that this is a two part assignment. First part must be done via an excel spreadsheet or via Microsoft word document., the 2nd part you must write and executive memo that provide information regarding the 1st part of the assignment. Please let me know if you have any questions.

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