C6 - Instructions

Instructions for chapter 6: “Functions and Loops”

Introduction

In this chapter you will learn how to

• Build your own customized functions
• Use Loops
• Apply the bootstrap method

To meet this chapter’s learning objectives, please complete the respective exercise sheet. The instructions below will guide you through the process of solving the exercise sheet.

Getting ready

Step 1

Briefly check out the exercise sheet for chapter 6 to get an impression of what you need to learn/know to solve it.

Step 2

Solve task 1-7 of the exercise sheet.

Comment: Tasks 4-7 are identical to tasks 4-7 from the Chapter 4 and 5 exercise sheets. To save time, you could copy and paste from the respective solution.

Functions

Step 3

Read the following blog post:

How to Write Functions in R

Solve tasks 8-13 of the exercise sheet.

Comment: Many of the things you need to solve these tasks were taught in chapter 5 of the SSRC.

Loops

Step 4

Watch the following video: For Loops

Solve tasks 14-16 of the exercise sheet.

Bootstrap

Step 5

Watch the following video: Bootstrap Basics

Solve tasks 17-22 of the exercise sheet.

Step 6

Compare your solutions to the sample solution for exercise sheet 6.