How to Merge CSV Files in R with Left Joins | R Programming Tutorial

Meet my R programming tutorial and learn how to merge multiple CSV files using left joins in R! We'll take a real-world example of combining birth data from Scotland with hospital and council information using R's merge() function. If you're new to data manipulation or looking to enhance your skills, this tutorial will guide you step-by-step through importing, cleaning, and merging datasets. You’ll be able to apply these techniques to your own projects with ease!

🕒Timings:
00:00 Introduction
00:15 Scenario - merge files
01:05 Gather data
03:20 Bring 1st csv file into R script
05:00 Bring 2nd csv file into R script
06:35 Bring 3rd csv file into R script
08:05 Check for unique values in Hospital
10:15 Merge R code - Births - Hospital
14:35 Check for unique values in Council
16:45 Update Council dataframe
19:35 Merge R code - Births - Hospital - Council
21:25 Data quality issue
22:10 Check results after merge

The third party open data used in this video can be found at: https://www.opendata.nhs.scot/dataset...
As 3rd party data has been used, I take no responsibility for the quality of the data.

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