11 Recap @ 111

11.1 Previous lectures

Moving from programming to data science

• Basic types and variables
• The pipe operator
• Coding style
• Complex data types
  • Vectors
  • Data Frames
• Data selection and filtering
• Join operations
• Table re-shaping

11.2 This lecture

How to control the data processing flow

• Conditional statements
• Loops
  • While
  • For
• Functions
• Scope of a variable