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# Chapter 3 Interpreting & Representing Data

## 3.3 Scatter Graphs

Scatter plots are the graphs that present the relationship between two variables in a data-set. It represents data points on a two-dimensional plane or on a Cartesian system. In this section you learn about, scatter graph, correlation, strength of correlation.

Chapter 3 Interpreting & Representing Data

## 3.5 Averages and Range

The range is a statistical term that is used to describe the difference between the highest and the lowest value in a data set. In this section you learn about, averages, mode, mean, median, range, grouping data, discrete data, modal class.

Chapter 3 Interpreting & Representing Data

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