Publications by Richie R.
discussion_11
Etsy is an online marketplace that attempts to connect producers of artisanal/handmade items and buyers. An attribute that Etsy has which I greatly respect is their online blog called (Code as Craft)[https://www.etsy.com/codeascraft/] where they write articles illustrating some of the interesting things that go on behind the scenes. One such of...
3675 sym
week_9_assignment
Overview In this assignment, we will be scraping data from the NY Times API. 1. Collecting the data We’ll be getting data from the most emailed, shared, and viewed articles. We’ll also attempt to build an attribution model between these three assuming that shares and emails lead to more views: Importing libraries: library(jsonlite) library(...
3730 sym R (6368 sym/17 pcs) 1 img
week_7_assignment
Overview In this lab, we will retrieve information about 3 books. A requirement for these books is that at least one of the books must have 2 or more authors and we must retrieve at least 2 attributes about each book. Additionally, we will repeat this process using HTML, XML, and JSON. For added benefit, I will use an API to retrieve what is po...
3660 sym R (31096 sym/26 pcs)
project_2_submission
Overview In this project, we will explore three of the datasets and analyses question presented within Discussion 5. The three analysis that will be performed in this will be: G. Schneider’s “Consumer Price Index 2024” Z. Liang’s “U.S Vehicle Model Sales” R. Rivera’s “Car Crash information over time (1994-Present)” library(tidy...
13460 sym R (35171 sym/78 pcs) 10 img
week_5_assignment
Overview In this assignment, we will be tidying a dataset containing delay and ontime information for two airlines by city. The dataset resembles the table below: Los Angeles Phoenix San Diego San Francisco Seattle ALASKA on time 497 221 212 503 1,841 delayed 62 12 20 102 305 AM WEST on time 694 4,840 383 320 201 delayed 117 415 65 129 61 1....
3385 sym R (7350 sym/30 pcs) 2 img 1 tbl
meetup_3_extra_credit
Overview For this extra credit assignment, we will be calculating each players’ expected score and the difference between their calculated score and their actual score. Then, we will list the 5 players who most overperformed relative to their expected score and the top 5 players who have underperformed relative to their expected score. 1. Wh...
3118 sym R (8080 sym/26 pcs)
project_1_submission
Overview In this project, we will parse information out of a text file containing the results of a chess tournament. This file is read in as a formatted text file. To keep this interesting, we’ll parameterize as much as we can and make this as recyclable as possible and be able to run this as an ongoing data pipeline. 1. Reading the text fil...
6761 sym R (9262 sym/25 pcs)
meetup_2_extra_credit
Overview For this extra credit, we will be going over what’s required to Analyze binary classification model performance. Binary Classification - A machine learning technique that categorizes data into one of two classes/groups. True Positive (TP) - A predicted positive being an actual positive True Negative (TN) - A predicted negative being...
6466 sym R (4004 sym/26 pcs) 2 img 1 tbl
week_3_assignment_v2
Overview In this assignment, we will go over string manipulation. This includes simple functions as well as regex operations. Assignment Tasks Task 1: Using the 173 majors listed in fivethirtyeight.com’s College Majors dataset [https://fivethirtyeight.com/features/the-economic-guide-to-picking-a-college-major/], provide code that identifies ...
5291 sym R (3672 sym/20 pcs)
week_3_assignment
Overview In this assignment, we will go over string manipulation. This includes simple functions as well as regex operations. Assignment Tasks Task 1: Using the 173 majors listed in fivethirtyeight.com’s College Majors dataset [https://fivethirtyeight.com/features/the-economic-guide-to-picking-a-college-major/], provide code that identifies ...
4873 sym R (2845 sym/18 pcs)