Home Page > > Details

ECON 178 WI 2023: Homework 2

Due: Tuesday Feb 21, 2023 (by 2:00pm PT)

Instructions:

The homework has a total of 40 points. The TAs will pick one problem to grade and this

problem is worth 30 points (you will get 30 points if your answers are correct or almost

correct). The remaining 10 points will be graded on completion of this assignment.

There will be two separate submissions: one for your R code and one for your writeup.

Please submit both on Gradescope (more details for the submission of the R part are given

in “Applied questions”).

Please follow the policy stated in the syllabus about academic integrity.

You must read, understand, agree and sign the integrity pledge

(https://academicintegrity.ucsd.edu/take-action/promote-integrity/faculty/excel-with-integrity-

pledge.pdf) before completing any assignment for ECON178. Please include your signed

pledge in the submission of your assignment on Gradescope.

Conceptual questions

In the textbook: 5.4.3b(ii) (p.198); 6.8.4 (p.260) parts a,b,c,d only (Recall that RSS is the

“Sum of Squared Residuals”, training RSS is the RSS for the training set and test RSS is the

RSS for the test set). Please find these questions in “textbook.pdf” under “Modules ->

Assignments”.

Explain why predictions based on the leave-one-out CV (LOOCV) tend to be less biased but

more variable than predictions based on the K?fold CV.

Applied questions (with the use of R)

In the textbook: 3.7.14 (p.125)

Please find “HW_2_AppliedQuestion_2.pdf” under Modules -> Assignments, and complete

the exercises in “HW_2_AppliedQuestion_2.pdf”.

Contact Us(Ghostwriter Service)

- QQ：99515681
- WeChat：codinghelp
- Email：99515681@qq.com
- Work Time：8:00-23:00

- Cmpsc 131Help With ,Python Programming... 2023-05-04
- Data Programminghelp With ,Python，Jav... 2023-05-04
- Help With Program,Help With Java Progr... 2023-05-04
- Kit107help With ,Help With C++ Program... 2023-05-04
- Help With Program,Help With Java/Pytho... 2023-05-03
- Cs520 Programminghelp With ,Help With ... 2023-05-03
- Data Programminghelp With ,Help With C... 2023-05-03
- Programhelp With ,Help With Java，C++ ... 2023-05-03
- Help With Stat3010,Help With R Program... 2023-05-03
- Help With Comp5310,Help With Java，Pyt... 2023-05-03
- Help With Qbus6820,Help With C++，Java... 2023-05-02
- Help With Com3504,Help With Python，C+... 2023-05-02
- Help With Finc6021,Help With Python，C... 2023-05-02
- Fit2099help With ,Help With Python，Ja... 2023-05-02
- Help With Math60082,Help With Java，Py... 2023-05-02
- Help With Comp30024,Help With Python P... 2023-05-01
- Help With Csc246/446,Help With Python，... 2023-05-01
- Help With Comp30023,Help With C++ Prog... 2023-05-01
- Comp2006help With ,Help With C/C++ Pro... 2023-05-01
- Help With Finm7409,Help With Java，C++... 2023-05-01

Contact Us - Email：99515681@qq.com WeChat：codinghelp

© 2021 www.asgnhelp.com

Programming Assignment Help！