Data Wrangler 4: Cleaning Data in R

Explore the essential methods for wrangling data with R.

Expected Duration (hours)
1.0

Lesson Objectives

Data Wrangler 4: Cleaning Data in R

recognize types of unclean data

recognize criteria for ensuring data quality

fetch a JSON document over HTTP and load it using dplyr

load multiple sheets from an Excel document

handle common errors encountered when reading CSV data

read data from a relational database using a SQL query

combine two related datasets using a join operation

reshape tabular data by spreading values from rows to columns

apply a summary function using dplyr

use mean imputation to replace missing values

use a regular expression to extract data into a new column

practice applying data wrangling functions using R

Course Number:
it_dscdirdj_01_enus

Expertise Level
Intermediate