What is meant by a graph and for what purpose it is drawn?

1.	What is meant by a graph and for what purpose it is drawn?
Answer» Graph: A pictorial representation of observed data is called a graph. A graph is drawn for statistical information which is not self-explanatory. In other words, the graph can neither be created nor be understood by people who do not have thorough knowledge of statistics. A graph is drawn for data having continuous frequency distribution. For example. Classification of people into various groups based on their incomes, Division of students on the basis of their marks, etc.

Answer»

Graph:

A pictorial representation of observed data is called a graph.

A graph is drawn for statistical information which is not self-explanatory. In other words, the graph can neither be created nor be understood by people who do not have thorough knowledge of statistics.

A graph is drawn for data having continuous frequency distribution. For example.

Classification of people into various groups based on their incomes,
Division of students on the basis of their marks, etc.

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What is meant by a graph and for what purpose it is drawn?

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