Talk about Data

2

Chapter

Making sense of statistics: Achieving an overall view of your data

What you’ll learn

In this chapter, we give you the basic concepts and vocabulary that you need to understand and talk competently about data. You will learn how to gain an overview of your data by looking at so-called ‘frequency distributions’ – basically an answer to the question: ‘How much of what is there?’. This will help you get a quick but solid understanding of your data and the trends that they may reveal.

Data conversation

‘The results from a recent survey among our ten most important business customers are really worrying me’, said Jim, while nervously playing with his pencil. ‘We asked them to indicate how satisfied they are with our customer relationship ...