Discover Ruby Programming Through Fun Examples

Exercise: Grades Histogram

Explore how to read integer grades from a file and display a histogram using Ruby. This lesson helps you practice file handling and data processing to visualize grade distributions effectively.

We'll cover the following...

Generate a histogram for grades
- Example
  - Input
  - Output
DIY

1.Introduction

2.Printing Shapes

3.Interacting with the Command-Line

4.Composite Data Types

5.Useful Utility Programs

6.Fun Math

7.Methods

8.File and Network

9.Object-Oriented Programming

10.Classic Puzzles

11.Web Test Automation

Project

12.Beyond This Course

13.Ruby in a Nutshell

14.Appendix

Exercise: Grades Histogram

Generate a histogram for grades