# Data handling

Contents

In this chapter we will learn about interpreting data in interesting ways. We will learn how to read and depict data on bars, graphs and charts, and we will also introduce the topic of probability. Probability is used in our daily life, so we will look into it in detail by practicing with many questions.

11 exercises available

Usually, data available to us is in an unorganised form called raw data. To draw meaningful inferences, we need to organise the data systematically. We will learn about a couple of ways to do so.

In this topic we will learn about depicting and interpreting data on bar graphs, and pictographs.

In this topic we will learn about reading and depicting data on pie charts (circle graphs).

Probability is the measure of the likeliness that an event will occur. In this topic we will learn about the basics of probability, frequency probability, independent events, compound probability and we will increase our understanding of this topic by looking at several examples and exercises.