grace-pehl
Grace Pehl
Recently Published
Yelp Report
Do business hours impact Yelp business review ratings?
Interview Talk - Machine Learning
Example with code of an ML supervised classification problem
Linear Regression from Yelp Business Data
Final capstone project for Johns Hopkins Data Science Specialization
Producing the London Crime Rate App
Slides to accompany the app at https://gracepehl.shinyapps.io/LondonMap
Code is at https://github.com/grace-pehl/london
Publish Presentation
5 slide pitch for my app at https://gracepehl.shinyapps.io/LondonMap
Submitted for Creating Data Products course.
Statistical Comparison of Tooth Growth Data
Quick comparisons using t-tests and confidence intervals with R's ToothGrowth dataset
Prosper Loans - Exploratory Analysis with R
Project 4 of the Udacity Data Analyst Nanodegree. Univariate, bivariate, and multivariate analysis performed in a stream-of-consciousness style Rmarkdown file.
Statistical Modeling of Cars Dataset
Course project for Regression Models, part of the Johns Hopkins Data Science Specialization
Central Limit Theorem Demonstration
Course Project for Statistical Inference course
Cryin' Oh the Dreadful Wind and Rain
Project 2 for Reproducible Research. Analyze the NOAA Storm Database to determine the greatest weather risks over the whole US.
Descriptive Analysis of Personal Activity, Oct-Nov 2012
This project was the first peer assessment for Reproducible Research, the fifth course in the Johns Hopkins Data Science Specialization. This assignment makes use of data from a personal activity monitoring device. This device collects data at 5 minute intervals through out the day. The data consists of two months of data from an anonymous individual collected during the months of October and November, 2012 and include the number of steps taken in 5 minute intervals each day.