Statistics 474: Homework
Final:
(due Monday May 14, 2021)
- Instructions: Complete the Final in the R Notebook. Knit the R Notebook to a .pdf or .docx file. Submit the .Rmd file and either the .pdf or .docx file to Blackboard.
- lastname_firstname_Stat474_final.Rmd
Homework 10:
(due Monday May 3, 2021)
Using the provided R Project, rename the file lastname_firstname_Stat474_Homework10.Rmd using your own last name and first name in the filename.
Upload two files to Blackboard. Your .pdf or .doc and your .Rmd files.
- Read: Chapter 9
Do the following:
- From Section 9.11 Exercise 8, 10
- For Exercise 8a use the log transformation or use box-cox.
- For Exercise 10b use the log transformation or use box-cox.
Homework 9:
(due Monday April 26, 2021)
Using the provided R Project, rename the file lastname_firstname_Stat474_Homework09.Rmd using your own last name and first name in the filename.
Upload two files to Blackboard. Your .pdf or .doc and your .Rmd files.
- Read: Chapter 9
Do the following:
- From Section 9.11 Exercise 1, 2, 6
Homework 8:
(due Monday April 12, 2021)
Using the provided R Project, rename the file lastname_firstname_Stat474_Homework08.Rmd using your own last name and first name in the filename.
Upload two files to Blackboard. Your .pdf or .doc and your .Rmd files.
- Read: Chapter 7 and Chapter 8
Do the following:
- From Section 7.10 Exercise 2
- From Section 8.8 Exericise 5, 7
Project:
Find a monthly (or weekly) time series data set of interest to you that contains at least two time series to work with to make forecasts for the next 12 months.
Build the following models for at least two time series and use them to forecast the next 12 months.
- Build a linear regression model using TSLM().
- Build an appropriate exponential smoothing model.
- Build an SARIMA model.
- Build a neural network.
In your R Notebook show the the fitted values on a time plot and show your forecasts with errors.
Homework 7:
(due Monday April 5, 2021)
Using the provided R Project, rename the file lastname_firstname_Stat474_Homework07.Rmd using your own last name and first name in the filename.
Upload two files to Blackboard. Your .pdf or .doc and your .Rmd files.
- Read: Chapter 7
Do the following:
- From Section 7.10 Exercise 1
Homework 6:
(due Monday March 15, 2021)
- Read: Chapter 6
Midterm:
(due Friday March 12, 2021)
- Instructions: Complete the Midterm in the R Notebook. Knit the R Notebook to a .pdf or .docx file. Submit the .Rmd file and either the .pdf or .docx file to Blackboard.
- lastname_firstname_Stat474_midterm.Rmd
Quiz 1:
(due Friday March 5, 2021)
- Intructions: Download and unzip the Quiz R Project. Complete the Quiz in the R Notebook. Knit the R Notebook to a .pdf or .docx file. Submit the .Rmd file and either the .pdf or .docx file to Blackboard.
- Stat474_Quiz01.zip
Homework 5:
(due Monday March 22, 2021)
Using the provided R Project, rename the file lastname_firstname_Stat474_Homework02.Rmd using your own last name and first name in the filename.
Upload two files to Blackboard. Your .pdf or .doc and your .Rmd files.
- Read: Chapter 5
Do the following:
- From Section 5.11 Exercises 1, 2, 3, 7
Homework 4:
(due Monday March 1, 2021)
Using the provided R Project, rename the file lastname_firstname_Stat474_Homework04.Rmd using your own last name and first name in the filename.
Upload two files to Blackboard. Your .pdf or .doc and your .Rmd files.
- Read: Chapter 4
Do the following:
- From Section 4.6 Exercises 1, 3
Homework 3:
(due Monday February 15, 2021)
Using the provided R Project, rename the file lastname_firstname_Stat474_Homework03.Rmd using your own last name and first name in the filename.
Upload two files to Blackboard. Your .pdf or .doc and your .Rmd files.
- Read: Chapter 3
Do the following:
- From Section 3.8 Exercises 8, 9, 10
Homework 2:
(due Monday February 8, 2021)
Using the provided R Project, rename the file lastname_firstname_Stat474_Homework02.Rmd using your own last name and first name in the filename.
Upload two files to Blackboard. Your .pdf or .doc and your .Rmd files.
Do the following:
- From Section 3.8 Exercises 7
Homework 1:
(due Monday February 1, 2021)
Using the provided R Project, rename the file lastname_firstname_Stat474_Homework01.Rmd using your own last name and first name in the filename.
Upload two files to Blackboard. Your .pdf or .doc and your .Rmd files.
- Read: Preface, Chapter 1. Chapter 2, and Appendix: Using R
- Download an install the current version of R and RStudio.
Do the following:
- From Section 2.10 Exercises 1, 4, 7, 8