Unit 01: Data Science Overview | |||
Introduction to Data Science | 00:01:00 | ||
Data Science: Career of the Future | 00:04:00 | ||
What is Data Science? | 00:02:00 | ||
Data Science as a Process | 00:02:00 | ||
Data Science Toolbox | 00:03:00 | ||
Data Science Process Explained | 00:05:00 | ||
What’s Next? | 00:01:00 | ||
Unit 02: R and RStudio | |||
Engine and coding environment | 00:03:00 | ||
Installing R and RStudio | 00:04:00 | ||
RStudio: A quick tour | 00:04:00 | ||
Unit 03: Introduction to Basics | |||
Arithmetic with R | 00:03:00 | ||
Variable assignment | 00:04:00 | ||
Basic data types in R | 00:03:00 | ||
Unit 04: Vectors | |||
Creating a vector | 00:05:00 | ||
Naming a vector | 00:04:00 | ||
Arithmetic calculations on vectors | 00:07:00 | ||
Vector selection | 00:06:00 | ||
Selection by comparison | 00:04:00 | ||
Unit 05: Matrices | |||
What’s a Matrix? | 00:02:00 | ||
Analyzing Matrices | 00:03:00 | ||
Naming a Matrix | 00:05:00 | ||
Adding columns and rows to a matrix | 00:06:00 | ||
Selection of matrix elements | 00:03:00 | ||
Arithmetic with matrices | 00:07:00 | ||
Additional Materials | 00:00:00 | ||
Unit 06: Factors | |||
What’s a Factor? | 00:02:00 | ||
Categorical Variables and Factor Levels | 00:04:00 | ||
Summarizing a Factor | 00:01:00 | ||
Ordered Factors | 00:05:00 | ||
Unit 07: Data Frames | |||
What’s a Data Frame? | 00:03:00 | ||
Creating Data Frames | 00:20:00 | ||
Selection of Data Frame elements | 00:03:00 | ||
Conditional selection | 00:03:00 | ||
Sorting a Data Frame | 00:03:00 | ||
Additional Materials | 00:00:00 | ||
Unit 08: Lists | |||
Why would you need lists? | 00:01:00 | ||
Creating a List | 00:06:00 | ||
Selecting elements from a list | 00:03:00 | ||
Adding more data to the list | 00:02:00 | ||
Additional Materials | 00:00:00 | ||
Unit 09: Relational Operators | |||
Equality | 00:03:00 | ||
Greater and Less Than | 00:03:00 | ||
Compare Vectors | 00:03:00 | ||
Compare Matrices | 00:02:00 | ||
Additional Materials | 00:00:00 | ||
Unit 10: Logical Operators | |||
AND, OR, NOT Operators | 00:04:00 | ||
Logical operators with vectors and matrices | 00:04:00 | ||
Reverse the result: (!) | 00:01:00 | ||
Relational and Logical Operators together | 00:06:00 | ||
Additional Materials | 00:00:00 | ||
Unit 11: Conditional Statements | |||
The IF statement | 00:04:00 | ||
IF…ELSE | 00:03:00 | ||
The ELSEIF statement | 00:05:00 | ||
Full Exercise | 00:03:00 | ||
Additional Materials | 00:00:00 | ||
Unit 12: Loops | |||
Write a While loop | 00:04:00 | ||
Looping with more conditions | 00:04:00 | ||
Break: stop the While Loop | 00:04:00 | ||
What’s a For loop? | 00:02:00 | ||
Loop over a vector | 00:02:00 | ||
Loop over a list | 00:03:00 | ||
Loop over a matrix | 00:04:00 | ||
For loop with conditionals | 00:01:00 | ||
Using Next and Break with For loop | 00:03:00 | ||
Additional Materials | 00:00:00 | ||
Unit 13: Functions | |||
What is a Function? | 00:02:00 | ||
Arguments matching | 00:03:00 | ||
Required and Optional Arguments | 00:03:00 | ||
Nested functions | 00:02:00 | ||
Writing own functions | 00:03:00 | ||
Functions with no arguments | 00:02:00 | ||
Defining default arguments in functions | 00:04:00 | ||
Function scoping | 00:02:00 | ||
Control flow in functions | 00:03:00 | ||
Additional Materials | 00:00:00 | ||
Unit 14: R Packages | |||
Installing R Packages | 00:01:00 | ||
Loading R Packages | 00:04:00 | ||
Different ways to load a package | 00:02:00 | ||
Additional Materials | 00:00:00 | ||
Unit 15: The Apply Family - lapply | |||
What is lapply and when is used? | 00:04:00 | ||
Use lapply with user-defined functions | 00:03:00 | ||
lapply and anonymous functions | 00:01:00 | ||
Use lapply with additional arguments | 00:04:00 | ||
Additional Materials | 00:00:00 | ||
Unit 16: The apply Family – sapply & vapply | |||
What is sapply? | 00:02:00 | ||
How to use sapply | 00:02:00 | ||
sapply with your own function | 00:02:00 | ||
sapply with a function returning a vector | 00:02:00 | ||
When can’t sapply simplify? | 00:02:00 | ||
What is vapply and why is it used? | 00:04:00 | ||
Additional Materials | 00:00:00 | ||
Unit 17: Useful Functions | |||
Mathematical functions | 00:05:00 | ||
Data Utilities | 00:08:00 | ||
Additional Materials | 00:00:00 | ||
Unit 18: Regular Expressions | |||
grepl & grep | 00:04:00 | ||
Metacharacters | 00:05:00 | ||
sub & gsub | 00:02:00 | ||
More metacharacters | 00:04:00 | ||
Additional Materials | 00:00:00 | ||
Unit 19: Dates and Times | |||
Today and Now | 00:02:00 | ||
Create and format dates | 00:06:00 | ||
Create and format times | 00:03:00 | ||
Calculations with Dates | 00:03:00 | ||
Calculations with Times | 00:07:00 | ||
Additional Materials | 00:00:00 | ||
Unit 20: Getting and Cleaning Data | |||
Get and set current directory | 00:04:00 | ||
Get data from the web | 00:04:00 | ||
Loading flat files | 00:03:00 | ||
Loading Excel files | 00:05:00 | ||
Additional Materials | 00:00:00 | ||
Unit 21: Plotting Data in R | |||
Base plotting system | 00:03:00 | ||
Base plots: Histograms | 00:03:00 | ||
Base plots: Scatterplots | 00:05:00 | ||
Base plots: Regression Line | 00:03:00 | ||
Base plots: Boxplot | 00:03:00 | ||
Unit 22: Data Manipulation with dplyr | |||
Introduction to dplyr package | 00:04:00 | ||
Using the pipe operator (%>%) | 00:02:00 | ||
Columns component: select() | 00:05:00 | ||
Columns component: rename() and rename_with() | 00:02:00 | ||
Columns component: mutate() | 00:02:00 | ||
Columns component: relocate() | 00:02:00 | ||
Rows component: filter() | 00:01:00 | ||
Rows component: slice() | 00:04:00 | ||
Rows component: arrange() | 00:01:00 | ||
Rows component: rowwise() | 00:02:00 | ||
Grouping of rows: summarise() | 00:03:00 | ||
Grouping of rows: across() | 00:02:00 | ||
COVID-19 Analysis Task | 00:08:00 | ||
Additional Materials | 00:00:00 | ||
Assignment | |||
Assignment – R Programming for Data Science | 2 weeks, 1 day | ||
Order Your Certificate | |||
Order Your Certificate QLS | 00:00:00 |
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