Pie-diagram is a graphical representation of data in the form of a circle. It is also known as a pie chart. It is used to represent data in a way that the whole circle represents 100% of the data and each component of the circle represents a part of the whole. Pie-diagrams are commonly used in business, economics, statistics, and other fields to represent data in a visually appealing and easy-to-understand way.

Comparing different components and their relation to the total

One of the main uses of pie-diagrams is to compare different components and their relation to the total. This is done by dividing the circle into different sections, with each section representing a different component or category of data. The size of each section is proportional to the percentage of the total data that it represents. By comparing the size of each section, it is easy to see which components are larger or smaller in relation to the total.

Representing qualitative data in a circle

Pie-diagrams can also be used to represent qualitative data in a circle. Qualitative data is non-numerical data that cannot be measured or counted. Examples of qualitative data include opinions, attitudes, and preferences. In a pie-diagram, qualitative data can be represented by dividing the circle into different sections, with each section representing a different category of data. The size of each section can be proportional to the number of responses in each category.

Representing quantitative data in circle

Pie-diagrams can also be used to represent quantitative data in a circle. Quantitative data is numerical data that can be measured or counted. Examples of quantitative data include sales figures, population data, and test scores. In a pie-diagram, quantitative data can be represented by dividing the circle into different sections, with each section representing a different value or percentage of the total data. The size of each section can be proportional to the value or percentage that it represents.

Conclusion

In conclusion, pie-diagrams are used for comparing different components and their relation to the total. They are also used for representing qualitative and quantitative data in a circle. Pie-diagrams are an effective tool for visualizing data and making it easy to understand.

Pie charts are often used to represent sample data—with data points belonging to a combination of different categories. Each of these categories is represented as a “slice of the pie.” used to depicting the components of a single factor