R Script: learning to filter with 'dplyr'

Episode_1_filter.R

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# R Script based on Data Science Live exercises, by Rob Campanell (org.).
# Episode 1: Filter
# Avaliable from: http://datasciencelive.com/post/2020/05/01/episode1filter/

# ===== Librarys used ================================= #
library(dplyr)
library(readr)

# ===== Reading Data From URL ========================= #
seattle_art <- read_csv("https://data.seattle.gov/api/views/j7sn-tdzk/rows.csv?accessType=DOWNLOAD")

# ===== Filtering the Instalation: Classification ===== #
installation <- seattle_art %>% # reading this %>% as 'and then'.
                filter(classification == 'Installation') %>%
                distinct() # to eliminate the duplicates.

# ===== Filtering the Environments: Classification ===== #
environments <- seattle_art %>%
                filter(classification == 'Environments') %>%
                distinct()