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DATA 624 Homework 4: Data Preprocessing
Exercises 3.1 and 3.2 from Kuhn and Johnson’s Applied Predictive Modeling. Analysis of the Glass and Soybean datasets, including predictor distributions, relationships, outliers, suggested transformations, near-zero variance, and missing data.
DATA607 Assignment 5B Approach: Chess Elo Calculations
My planned approach for calculating each chess player’s expected score and identifying the tournament’s greatest over performers and under performers.
DATA607 Assignment 5A Approach: Tidying and Transforming Data
My planned approach for recreating, tidying, transforming, and analyzing airline arrival data in R.
DATA607 Project 1 Code Base: Chess Tournament Analysis
R code for extracting chess tournament player information and calculating each player’s average opponent pre-rating.
DATA607 Project 1 Approach: Chess Tournament Data
My planned approach for cleaning chess tournament results and calculating each player’s average opponent pre-rating in R.
DATA 624 Homework 2
Exercises 3.1–3.5 and 3.7–3.9
DATA607 Assignment 3B Approach: Window Functions
My planned approach for calculating year-to-date and six-day moving averages for multiple stock price series in R.
DATA607 Assignment 3A Approach: Global Baseline Estimates
My planned approach for using movie-rating data to create Global Baseline Estimate recommendations in R.
DATA 607 Assignment 2B: Classification Model Performance
An analysis of classification performance at probability thresholds of 0.2, 0.5, and 0.8.
DATA607-Assignment 1 Approach: Titanic Dataset
My planned approach for loading and transforming the Titanic dataset in R