Decision Tree Exercises
Modeling with Support Vector Machines, K-Nearest Neighbors and MARS
Linear Regression models on Compound Permeability and Chemical Manufacturing Processes
Forecasting ATM Cash Withdrawals and Residential Power Consumption with ETS and seasonal ARIMA models
Forecasting time series using Holt-Winters models, etc .
Visualization and Imputation of the Glass and Soybean datasets from mlbench
Time Series Decompositions
Box-Cox Power Transformations and lambda parameter calculations
Time Series Visualization using fpp2 package
Logistic Regression on Car Insurance Data
Looking at LifeExp Regression models
Prediction Horseshoe Crab Carapace Width
Regression on Quality of Life Indices
Using Markov Chains
Proving a matrix times its transpose is not associative. Also creating a function to perform LDU decomposition of any size square matrices.
Elementary matrix calculations, LU Matrix Decomposition
Investigating the relationship between TOEFL and SAT scores.
A dataframe of frequently occurring TOEFL vocab words with Chinese translation
Exploring the relationship between Income and Fear of Earthquakes
Lab 8, performing multi-variate regression analysis on course evaluation ratings at the University of Texas Austin.
Hypothesis testing of numeric variables, using pregnancy data
Exercises on Linear Regression
Looking at 7 traditional variables and 3 "Moneyball" variables as predictors of runs during the 2011 MLB season.
Recommendation Engines: Udemy.com
A closer look at confidence intervals, using a survey on atheism.
A prelude into machine learning, modeling the SpamAssassin spam/ham classifier
Converting JSON code loaded from the NYT API into a dataframe.
Lab 4 continued
Foundations for Inference exercises
Creating HTML, XML and JSON files, then loading them into R and converting them into dataframes.
An exploration of cabin class's impact on survival rates for men, women and children aboard the Titanic
Performing Data Transformations of Airline delay data out of five Western US cities
Comparing the streaks of Kobe Bryant versus a simulated shooter, investigating the "hot hand" hypothesis.
Using Regex to extract chess data from a txt file.
Manipulating a Simpson's names dataframe.
Questions from the OpenIntro course
In conjunction with movrate.sql from MySQL server. Looks at movie ratings randomly generated.
Various calculations and visualizations of Boy-Girl birth data from 17th Century and today.
UCI Repository data on Mushrooms, subsetted, with columns and values renamed.