Graphical Representation of Data

# Graphical Representation of Data

## Overview to Graphical Representation of Data

A graph is a graphical representation of data. It is a way of displaying data so that it is easy to understand. A graph consists of a series of points, called data points, connected by lines. The lines are called data lines, or axes. The data points are usually displayed as small circles, and the data lines are usually displayed as thin lines.

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The horizontal line at the bottom of the graph is called the x-axis. The vertical line on the right side of the graph is called the y-axis. The x-axis and y-axis are also called the axes. The x-axis represents the independent variable, and the y-axis represents the dependent variable.

The data in a graph usually falls into two categories: discrete data and continuous data. Discrete data are data that can be counted. Continuous data are data that can measured.

The most common type of graph is the line graph. A line graph used to display data that changes over time. The x-axis represents time, and the y-axis represents the amount of data.

The other common type of graph is the bar graph. A bar graph is used to display data that is grouped into categories. The x-axis represents the categories, and the y-axis represents the amount of data.

## Different Formats of E-Mail

There are three different formats of e-mail: text, HTML, and Rich Text Format (RTF).

Text e-mail is the most basic format and is the default for most e-mail programs. This format displays the text of the e-mail in a simple, plain-text format.

HTML e-mail is a more advanced format that allows you to include formatted text, images, and hyperlinks in your e-mail. This format usually used for newsletters and other types of marketing materials.

RTF e-mail is a format that allows you to include rich formatting, such as fonts, colors, and graphics, in your e-mail. This format usually used for formal documents, such as letters or résumés.

## Benefits of Graphics Illustration

Graphics illustration is the process of using images to communicate a message or story. This can done through a variety of means, including but not limited to: drawings, paintings, sketches, and computer graphics.

Some benefits of graphics illustration include:

1. Enhancing communication: Graphics illustration can help to improve communication by making information easier to understand. This is especially true for complex or technical information.
2. clarity: Graphics illustration can also help to clarify information by adding visual elements that help to explain concepts and ideas.
3. Enhancing creativity: Graphics illustration can help to enhance creativity by providing a visual medium through which ideas can expressed.
4. marketing: Graphics illustration can used to enhance marketing materials by adding visual appeal and helping to communicate the message of the product or service.
5. Enhancing education: Graphics illustration can used in educational materials to help explain concepts, ideas, and processes.

## General Rules for Graphical Representation of Data

• The data should represented in a way that is clear and easy to understand.
• data should arranged in a way that is logical and easy to follow.
• The data should presented in a way that is visually appealing.

## Graphical Representation in Maths:

In mathematics, graphical representation is the use of diagrams, graphs, and pictures to represent mathematical objects and ideas. Graphical representation can help people understand and solve problems.

## Principles of Graphical Representation:

• A graphical representation is a pictorial way of representing data. The data can be in the form of a table, bar chart, pie chart, or line graph.
• A table is a way of organizing data in rows and columns. The data can be in the form of numbers, text, or a combination of both.
• A bar chart is a way of representing data as bars. The bars can be either horizontal or vertical. The height of the bar represents the value of the data.
• A pie chart is a way of representing data as a pie. The size of the pie represents the value of the data.
• A line graph is a way of representing data as a line. Therefore the height of the line represents the value of the data.

## Advantages of Graphical Representation of Data

There are a number of advantages to using graphical representations of data. Some of these advantages listed below.

1. Graphs a visual representation of data and can easily understood by people who not experts in the data.
2. It can help to identify patterns and trends in the data.
3. Graphs can help to identify outliers in the data.
4. It can also help to identify correlations in the data.
5. Graphs can used to make predictions about the data.

## Disadvantages of Graphical Representation of Data:

• Graphical representation of data can be difficult to understand.
• Graphical representation of data can be time-consuming to create.

## Sample Example for Frequency polygon:

However the frequency polygon is a graphical representation of a frequency distribution. A plot of the frequency of each data point in a data set, as a function of the data point’s rank.

The frequency polygon for the data set:

1, 2, 3, 4, 5, 6, 7, 8, 9

would look like this:

As you can see, the frequency polygon is a plot of the frequency of each data point, as a function of the data point’s rank.

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