DATA 133: Introduction to Data Science I

DATA 133: Introduction to Data Science I

DATA 133: Introduction to Data Science I (fall2025)

	Section 1
Professor:	Renzhi Cao
Office:	MCLT 248
Email:	caora@plu.edu
Phone:	253-535-7409
Office hours:	Online Schedule
Pre-course Survey:	https://docs.google.com/forms/d/e/1FAIpQLScPB7jLPh8bMVez4G3ttxebex9lCGUDOirMC7s94Zz56KkkjA/viewform?usp=header

Instructor: Renzhi Cao Assistant Professor Department of Computer Science Email	Guest Lecture: TBD Professor Department of Philosophy, Religion, Social Work, Biology, Math, or School of Business Email me if you are interested

Course logs

Day 5

Read and write from file. Slides posted on Sakai

Download DATA133_example1.csv
Pair program: PairProgram5.R

Announcements & Reminders:

Read R book from Page 23 to Page 41
Pair practice due at beginning of next class. Submit your code on Sakai.

Day 4

Matrices, factor, subsetting. Slides posted at Sakai

R examples for practice: R_basics_day5.html
Pair program: PairProgram4.R

Announcements & Reminders:

Quiz 2 on Thursday, closed computer, closed book.
Read R book from Page 12 to Page 22
Pair practice due at beginning of next class. Submit your code on Sakai

Day 3

Quiz 1 posted on Sakai. R data types, vector and list. Slides posted at resources subpage

In class practice: download Inclass3.R
R examples for practice: R_basics_day3.html
Pair program: PairProgram3.R

Announcements & Reminders:

Read R book from Page 12 to Page 22
Pair practice due at beginning of next class. Submit your code on Sakai.