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Expand Up @@ -22,7 +22,9 @@ Welcome to the final lecture in dPrep!

If you haven't done so, please **explore the exam page & example questions** at [https://dprep.hannesdatta.com/docs/exam]().

<!--
The __course evaluation__ is live at https://app.evalytics.nl. Please voice your opinions!
-->

<!--
- Team project:
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- delete stuff that isn't needed, roll back when you want
- Oh no, not authenticated!
- Oh no! Can't push! (pull first!)
- GUIs (e.g., in R) are available, too!
- GUIs (e.g., in R or VS Code) are available, too!

Lessons learnt #1: Versioning and Project Management with Git(Hub) (II)
========================================================
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- Ready to use Git/versioning in a business
- Know what to version, and what not
- Purpose of `.gitignore`
- How to work together (issues, feature branches, PRs)
- How to work together (issues, feature branches, pull requests/PRs)
- Collaborate on open source projects
- You know what forks are!
- You may even actually contributed to public projects!
Expand All @@ -105,7 +107,7 @@ incremental: true
- RMarkdown! (mixing code with reporting)
- ability to quickly produce clean docs to share!
- uh... but how to run it w/ make?
- __verify you can render markdown documents on your computer!__
- __verify you can render markdown documents!__
- Doing data quality checks?
- getting back to your data supplier if needed!
- reporting summary stats
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- Make ITO blocks
- setup to load libraries, __then__ input, transformation, output!
- super crucial for `make`, too!
- Modularize code, iterate, and use functions
- Modularize code, loop, and use functions

Lessons learnt #4: Pipeline building and automation
========================================================
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- Gradually implement across classes or projects
- e.g., some projects just benefit from better directory structure, while others may need "more"
- risk of "losing" the skill (!)
- Realize it takes time to learn
- it took me years to become proficient

Expand All @@ -191,8 +194,8 @@ incremental: true

- Become part of the open science community at Tilburg
- contribute to [Tilburg Science Hub](https://tilburgsciencehub.com)
- improve [music-to-scrape](https://music-to-scrape.org)
- follow us on [LinkedIn](https://www.linkedin.com/company/tilburgsciencehub/) and [Twitter](https://twitter.com/tilburgscience)
- improve [music-to-scrape.org](https://music-to-scrape.org)
- follow us on [LinkedIn](https://www.linkedin.com/company/tilburgsciencehub/) and [X](https://twitter.com/tilburgscience)
- Invest in your research skills (e.g., Docker, coding)

Looking ahead: After your studies
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Next steps: Submissions and preparing for the exam
========================================================

- Deadline for project coming up!
- Deadline for project coming up next week!
- remember: __make it work__ on different computers and operating systems
- __do not use__ absolute paths!
- verify data can be downloaded smoothly
Expand All @@ -217,68 +220,83 @@ Next steps: Submissions and preparing for the exam
- https://dprep.hannesdatta.com/docs/exam/examplequestions/


Exam overview: Theoretical part
Exam planning
=============

- Organization
- When: 16 October, 1-2pm (1 hour)
- How?
- closed book, no software like R, __just TestVision__
- 4 April (time tba; 3 hours)
- On campus, using __TestVision__
- Software & materials
- access to R/RStudio, Git, make
- access to github.com/course-dprep and classroom.github.com; no access to ChatGPT or other AI tools
- I'm making selecting resources available on the instruction page - [check them out here](https://github.com/hannesdatta/course-dprep/raw/master/content/docs/exam/cheatsheets-exam.zip)
- What?
- How to prepare?
- familiarize yourselves with [how TestVision works with a practice test](https://oefentoetsen.testvision.nl/online/fe/login_ot.htm?campagne=tlb_demo_eng&taal=2)
- let's look at [some questions now](https://dprep.hannesdatta.com/docs/exam/examplequestions/#theoretical-part)
- let's look at [some questions now](https://dprep.hannesdatta.com/docs/exam/examplequestions/)


Exam overview: Practical part
=============

- Organization
- When: 17 October, 10am - 11.59am + 1 minute, take home
- Work max. 2 hours on this part
- How?
- open book, on your computer
- ChatGPT and other tools ONLY when explicitly asked for.
- What?
- let's look at [some questions now](https://dprep.hannesdatta.com/docs/exam/examplequestions/#practical-part)
- prep well - expect new datasets that are big (too big maybe even) -- aggregation, selection of number of rows, etc.

Some tips for your exam
=======
incremental: true

- Expect an unexpected data set & data wrangling
- Know common data operations in `dplyr` & become fast!
- When handing in documents, check what I require (for `.Rmd`, I sometimes ask for rendered `.pdf` documents - does it work on your computer?)
- Be prepared to make commits to GitHub repositories -- know how clone, fork, write issues, do PRs, roll back to previous versions, etc.
- Be prepared to run, correct and develop new `make` workflows
- Be prepared to work with Git Bash
- know how to make commits with commit messages, create branches, switch branches, etc.
- download git repository, unzip, do your commits, zip again and submit as a zipfile
- Be prepared to work with GitHub
- know how to clone, fork, write issues, do PRs
- know how to roll back to previous version
- Be prepared to use `make`
- run, correct and develop new `make` workflows
- Be prepared to download data sets from Testvision (`.Rdata`) - on the Cover page of the exam or in a specific question on the exam.


Learning goals + distribution of points
==========

- 100 points in total, about 25 questions
- Mix of open and closed questions
- Learning goals & question weights
1. Use R to clean and transform data for analysis (e.g., aggregation, merging, de-duplication, reshaping, data conversions, regular expressions) [synthesis; __20% of points__]
2. Use GitHub for managing empirical research projects (e.g., GitHub Issues and Project Boards) [evaluation; __10% of points__]
3. Use Git/GitHub for versioning files and collaborating on privately-shared and publicly-available (open science) GitHub repositories [application; __30% of points__]
4. Use R for generating automatic reports (e.g., to assess data quality, to report research findings in a paper) and deploying research findings in novel ways (e.g., apps) [comprehension; __15% of points__]
5. Use Workflow Management Tools to create and run portable, automated, and reproducible research pipelines [application; __25% of points__]


Next steps: Official course evaluation
========================================================

- Course evaluation has been immensely important to this course
- this semester: new data set, coaching sessions with breakout groups on campus and online
- last semester: developed new on-campus tutorials, released example projects
- this semester: switched order of sessions, revised GitHub tutorial/onboarding
- last semester: new data set, coaching sessions with breakout groups on campus and online

- Course evaluation has been critical to my career
- Without my past evaluations, I wouldn't be teaching to you today
- I will look at all comments.
- __Scores are most important to show importance of this course__

- You will be invited via [Evalytics](https://app.evalytics.nl/#/login)
- You will be invited via [Evalytics](https://app.evalytics.nl/#/login) at the end of the week

Next steps: Self- and peer assessment
========================================================

- You will be invited via e-mail
- To be filled in using Google Forms



Informal feedback
========================================================
incremental: true

- Coaching sessions?
- Coaching sessions? (Online, offline)
- How was it for beginners?
- What's are three things you'd like me to change?



Stay in touch!
========================================================

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