Final Exam: Applying and Using R Programming Structures

WHAT YOU WILL LEARN

• 

  Use if statements to execute a set of operations only if a condition is satisfied
  

  make use of the switch statement to execute conditional operations
  

  make use of the ifelse() function to execute conditional operations
  

  use while loops to operate while a condition is true
  

  use repeat loops to repeat an operation until a break statement is reached
  

  implement if statements and nested for loops within outer for loops
  

  recall how built-in functions can be viewed and new functions created
  

  introduce the return function and recall ways of returning data without invoking it
  

  specify functions as input arguments to other functions
  

  recall the use of r environments as bindings of variable names to values
• 

  implement inner nested functions within outer functions
  

  create inner nested functions within outer functions
  

  implement the use of named arguments to pass in data to functions
  

  specify default arguments for functions
  

  recognize how the print() function works based on the s3 object system
  

  recall the functions print() invokes on the type of input argument
  

  create custom classes using the class() and attr() functions
  

  implement oop using reference classes
  

  create custom classes using the class() and structure() functions
  

  create a reference class that inherits or derives from another reference class