Representing Data

Front

What is a Pie Graph?

Back

A Pie Graph is a circular chart divided into sectors, each representing a proportion of the whole.

Front

What is a Stem and Leaf Plot?

Back

A Stem and Leaf Plot is a method of displaying quantitative data in a graphical format, similar to a histogram, to retain the original data values.

Front

What is a Pictograph?

Back

A Pictograph is a chart that uses pictures or symbols to represent data, where each picture represents a certain number of items.

Front

What does it mean if a graph is misleading?

Back

A graph is misleading if it does not accurately represent the data, such as using different sizes for symbols that should be the same.

Front

How do you calculate the percentage of a group?

Back

To calculate the percentage, divide the part by the whole and multiply by 100.

Front

What is a Bar Graph?

Back

A Bar Graph is a chart that presents categorical data with rectangular bars, where the length of each bar is proportional to the value it represents.

Front

What is a Line Graph?

Back

A Line Graph is a type of chart that displays information as a series of data points called 'markers' connected by straight line segments.

Front

What is the purpose of data representation?

Back

The purpose of data representation is to visually communicate information clearly and efficiently.

Front

What is a Line Plot?

Back

A Line Plot is a simple way to display data along a number line, showing frequency of data points.

Front

What is the importance of scale in graphs?

Back

The scale in graphs is important because it determines how data is represented and can affect the interpretation of the data.