Core skill for data science: learn dplyr package in R
3.1 (7 ratings)
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Core skill for data science: learn dplyr package in R

Master data manipulation task in R which is one of the most important tasks in data science cycle
3.1 (7 ratings)
Instead of using a simple lifetime average, Udemy calculates a course's star rating by considering a number of different factors such as the number of ratings, the age of ratings, and the likelihood of fraudulent ratings.
52 students enrolled
Created by Dunk Chawannut
Last updated 3/2015
English
Current price: $10 Original price: $20 Discount: 50% off
1 day left at this price!
30-Day Money-Back Guarantee
Includes:
  • 42 mins on-demand video
  • Full lifetime access
  • Access on mobile and TV
  • Certificate of Completion
What Will I Learn?
  • Learn how to manipulate data efficiently with dplyr package in R
  • Learn how to use select , filter , arrange , group by and summarise command
View Curriculum
Requirements
  • Download R and dplyr package (I will cover this in the lecture)
Description

This course focus mainly on dplyr package which is one of the most amazing package in R that will make you life a lot easier when dealing with data manipulation task.

It will take approximately less than an hour to complete this course but this knowledge will be the core skill for you when you use R as an data analysis / modelling tool.

The course is structured by the key code in dplyr including select , filter , arrange , mutate , group by and chain code.

Had a hard time trying to learn R ? Want to be good at R ? no more unnecessary command that is not used in practice let's learn the useful one that will make you love R.

Who is the target audience?
  • This course is probably not for someone who looking to learn about modelling in R
  • This course is for people who want to be data scientist. As data manipulation tasks is one of the most important tasks in data science cycle
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Curriculum For This Course
Expand All 8 Lectures Collapse All 8 Lectures 42:17
+
Basic data manipulation
4 Lectures 14:12

Why you should use dplyr

Preview 02:18

In this lecture , we will learn how to use select command to select columns that we want to analyse.

Preview 06:59

Learn how to use filter command based on some criteria and how to eliminate missing value using filter command

Preview 03:18

Learn how to use arrange command

Arrange
01:37
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Transform your data
3 Lectures 17:24

Learn how to use mutate command to create new variable

Mutate
05:29

Group by and summarise data by the given function

Group by and summarise
05:50

Learn how to use chain command to make your code more efficient.

Chain Operation
06:05
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Real Case Study
1 Lecture 10:41

Let's use dplyr in the real problem from Kaggle

Case Study
10:41
About the Instructor
Dunk Chawannut
3.1 Average rating
7 Reviews
52 Students
1 Course
Data Scientist & Certified Excel Analyst

Currently , I'm a data mining analyst at Digital Alchemy, one of the most promising companies related to analytical and marketing in Australia.

I graduated from statistics department in Thailand with 1st rank(GPA 3.90).

While I was studying I've many experiences in tutoring others on the following topics maths , statistics , data mining and programming.

I'm talented in making hard things easy to understand and I'm so happy to teach other