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CodeSignal

Foundations of R

via CodeSignal

Overview

Start your programming journey with R by understanding the fundamentals. This course covers basic R syntax, strings, numeric operations, vectors, conditionals, and essential statistical functions. By the end of this course, you will be comfortable with the basics of R programming and ready to explore data manipulation.

Syllabus

  • Lesson 1: Hello, R World!
    • Run Your First R Script
    • Change the Greeting Message
    • Fix the Bug in Greeting
    • String Assignment and Printing
    • Write and Print
  • Lesson 2: Basic Numerics and Their Operations
    • Performing Basic Arithmetics
    • Square Root Calculator
    • Division Bug
    • Calculate the Circle's Area
    • Calculate Hypotenuse and Area
  • Lesson 3: Using Comparison Operators
    • Exploring Comparison Operators
    • Comparison Challenge: Movie Lengths
    • Fix the Age Comparison Code
    • Comparing Director Names
    • Comparing from Scratch
  • Lesson 4: Working with Vectors
    • Manipulating and Accessing Vector Elements
    • Vector Access and Modification
    • Fix the Vector Access Error
    • Vector Operation Basics
    • Mastering Vector Operations
  • Lesson 5: Basic Statistical Functions
    • Analyzing Monthly Revenue Statistics
    • Variance to Standard Deviation
    • Fix Mean Calculation in R
    • Basic Statistics with Sales Data
    • Statistics Challenge

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