CSI-MTH 190: Intro to Data Science

Lectures

Part 1: Visualizations

Week 1

• 1. Overview of Intro to Data Science

• Live Coding: Introduction to R and RStudio

• 2. Brief History of R

• 3. Basic Statistics

Week 2

• 4. Where does Data Comes From

• 5. Notes on Style

• 6 Data Frames Variable Types Tidy Data

• 7 Data Ethics part 1

• 7.5 Data Ethics and Tidy Data Examples

Week 3

• 8 The ggplot cheatsheet

• 9 Taxonomy of Data Graphics (categorical)

• 10 Taxonomy of Data Graphics (numeric)

• 11 Color talk

Week 4

• 12 Data Ethics part 2

• 13 Building a graph

• 14 Set up for Lab 4

Week 5

• Project 1 Intro

Week 6

Part 2: Wrangling

• 15 Lecture on the five verbs

• 16 Dplyr Cheat sheet

• 17 Ethics Part 3

Week 7

• 18 Joins

Week 8

• 19 Pivots

• 20 Scraping and cleaning

Week 9

• 21 Cleaning Quarto Documents

• Project 2 Intro

Week 10

Part 3: Application - Maps

• 22 Maps part 1

• [23 Maps part 2]

Week 11

• [26 Maps part 4]

Week 12

• Project 3 Intro

Week 13

Part 4: Parallel to SQL

• [27 SQL]

Week 14

• 28 SQL 1

• 29 SQL 2

Week 15

• 30 SQL 3

Example: static maps

Simple features and Shape files.

• Vermont’s Geospacial Data

• MA Bike Trails

• tidygeocoder services

In class activity

Day 28: Final Project: Website

Start thinking about who you want to work with on project 3: 2 or 3 people.

The final project instructions can be found here.

Website work

• Empty repo

• Move all your website files to that repo

  • Recall they are in your lab 1 folder.

• Add your project 1 to your website.

  • You could just link it to the main page

  • Add it to the side bar.

Clean up your project

• #| echo: False - to hide code from a code chunk.

• #| eval: False - to not include the output of the code.

• #| warnings: False - drop the warnings from functions.

• More options

Day 24 Functions and The Tidyverse

No class next Wednesday April 2, finish up your projects.

Data Masking

Practice function writing

More on masking

Links worth keeping

sql-practice

Add this to canvas

Help us help you: take screenshots of your screen and post them to Canvas.

• macOS: Command+Shift+3 to take shot of whole screen, Command+Shift+4 to take subportion

• Windows: Shift-Windows Key-S and Snip & Sketch

• Linux: Print screen

• Chromebook: Shift + Ctrl + Show windows

colors

Note on colors

We will discuss colors on Monday when you get to them in ex 6:

You can reread this section if you forget what sequential,diverging,qualitative mean.

Or check out the colors examples on the cheat sheet.

Intuitive Color Examples

wrangling

dpylr cheatsheet for wrangling

Wrangle babynames –>