tutorial_part1.R

# Set your working directory in RStudio to your data/script directory
# Session > Set Working Directory > To Source File Location

# If necessary, first run 
# install.packages(c('rgdal', 'readr', 'dplyr', 'tigris', 'ggplot2', 'scales'))

library(rgdal) # For loading spatial data
library(readr) # For loading tabular data
library(dplyr) # For processing tabular data
library(tigris) # For joining spatial and tabular data
library(ggplot2) # For exploratory visualization
library(scales)

# Read in the pipe-delimited TAD dataset
tad_data <- read_delim('PropertyData(Delimited)/PropertyData.txt', delim = '|')

# Subset for records in Fort Worth, and drop unneeded columns
tad_sub <- tad_data %>%
  filter(City == '026') %>%
  select(GIS_Link, Total_Value)