Two assignments

MA215 Business Statist… Week 5 “Confi…

Upload Assignment: W5 ProjectUpload Assignment: W5 Project Assignment "Project Week 5"Assignment "Project Week 5"

Due Date

Tuesday, April 16, 2019

11:59 PM

Points Possible

100

Write SubmissionWrite Submission

Browse Content CollectionBrowse Content Collection

Character count: 0

A S S I G N M E N T I N F O R M A T I O N

Business Statistics

Project Week 5

1. For each of the 2 majors consider the ‘School Type’ column. Construct a 95% confidence interval for the proportion of the schools that are ‘Private’.

2. For each of the 2 majors, construct a 99% confidence interval for the mean of the column ‘Annual % ROI’.

3. In a highlighted box, discuss the following. How do these confidence intervals provide information about the which is the better major in terms of Annual ROI? Why is it important to know the proportion of schools that are private? What factors differ in public and private schools that could influence ROI? Is a 99% confidence interval a guarantee that the ROI will be in the interval? Why or why not?

Grading Criteria Assignments Maximum Points

Meets or exceeds established assignment criteria 40

Demonstrates an understanding of lesson concepts 20

Clearly presents well-reasoned ideas and concepts 30

Uses proper mechanics, punctuation, sentence structure, and spelling

10

Total 100

For these project assignments throughout the course you will need to reference the data in the ROI Excel spreadheet. Download it here.

Using the ROI data set:

A S S I G N M E N T S U B M I S S I O N

Text Submission

Attach Files

A D D C O M M E N T S

Comments

??

Browse My ComputerBrowse My Computer

Home Courses Library Learning Center

When finished, make sure to click Submit. Optionally, click Save as Draft to save changes and continue working later, or click Cancel to quit without saving changes.

CancelCancel Save DraftSave Draft SubmitSubmit

Corliss Franklin

Quick Links

4/15/19, 9(18 PM Page 1 of 1