STA 2014 Statistics Week 2 Individual Work
A solved assignment covering statistical concepts and problem-solving techniques for Week 2 coursework.
Benjamin Fisher
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05/26/2014 Page
1
Statistics
STA 2014
Week 2 Individual Work
Assignment Instructions
To complete this assignment:
1. Answer all of the questions below in the space provided.
2. Reflect on the information presented in this week’s lesson and provide an insightful response to
each question.
Save and Submit to Dropbox
1. Save your work as a Microsoft Word 2010 (.docx) file that includes your name, course code, and
title in the file name. For example: JaneSmith_STA2014_Week2.docx.
2. To submit your assignment, go to the Dropbox and click "Submit Assignment."
3. Click on the drop-down menu to select the Week 2: Individual Work basket in the Dropbox.
Objective: Interpret the process of collecting unbiased data for observational studies and experiments.
Section 1.1
22. Classify the variable as qualitative or quantitative.
Student ID Number is a ________________variable.
Answer: Quantitative
24. Determine whether the quantitative variable is discrete or continuous.
The volume of water lost each day through a leaky faucet is a ________________ quantitative
variable.
Answer: Continuous
32-34 Determine the level of measurement of each variable.
32. Movie ratings of one star to five stars
Answer: Qualitative
34. Year of birth of college students
Answer: Quantitative
52. Retirement Planning: The Principal Financial Group conducted a survey of 1,172 employees in
the United States between July 2, 2010 and August 8, 2010, and asked if they were currently
participating in the employer-sponsored automatic payroll deduction for a 401(k) plan to save for
retirement. Of the 1,172 employees surveyed, 27% indicated they were participating. The Principal
Group reported that 27% of all employees in the United States participated in automatic payroll
deduction for a 401(k) plan to save for retirement with a 4% margin of error and 95% confidence.
(a) What is the research objective?
Answer:
Student Name
Christine Wilson
Course and Section Number Program of Study
STA 2014 Accounting
1
Statistics
STA 2014
Week 2 Individual Work
Assignment Instructions
To complete this assignment:
1. Answer all of the questions below in the space provided.
2. Reflect on the information presented in this week’s lesson and provide an insightful response to
each question.
Save and Submit to Dropbox
1. Save your work as a Microsoft Word 2010 (.docx) file that includes your name, course code, and
title in the file name. For example: JaneSmith_STA2014_Week2.docx.
2. To submit your assignment, go to the Dropbox and click "Submit Assignment."
3. Click on the drop-down menu to select the Week 2: Individual Work basket in the Dropbox.
Objective: Interpret the process of collecting unbiased data for observational studies and experiments.
Section 1.1
22. Classify the variable as qualitative or quantitative.
Student ID Number is a ________________variable.
Answer: Quantitative
24. Determine whether the quantitative variable is discrete or continuous.
The volume of water lost each day through a leaky faucet is a ________________ quantitative
variable.
Answer: Continuous
32-34 Determine the level of measurement of each variable.
32. Movie ratings of one star to five stars
Answer: Qualitative
34. Year of birth of college students
Answer: Quantitative
52. Retirement Planning: The Principal Financial Group conducted a survey of 1,172 employees in
the United States between July 2, 2010 and August 8, 2010, and asked if they were currently
participating in the employer-sponsored automatic payroll deduction for a 401(k) plan to save for
retirement. Of the 1,172 employees surveyed, 27% indicated they were participating. The Principal
Group reported that 27% of all employees in the United States participated in automatic payroll
deduction for a 401(k) plan to save for retirement with a 4% margin of error and 95% confidence.
(a) What is the research objective?
Answer:
Student Name
Christine Wilson
Course and Section Number Program of Study
STA 2014 Accounting
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Document Details
University
University of Central Florida
Subject
Statistics