Explain the utility of diagrammatic presentation.
Answers
Answer:
Diagrammatic Presentation of Data
Diagrams play an important role in statistical data presentation. Diagrams are nothing but geometrical figures like lines, bars, circles, squares, etc. Diagrammatic data presentation allows us to understand the data in an easier manner.
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Advantages of Diagrammatic Data Presentation
Easy to understand – Diagrammatic data presentation makes it easier for a common man to understand the data. Diagrams are usually attractive and impressive and many newspapers and magazines use them frequently to explain certain facts or phenomena. Modern advertising campaigns also use diagrams.
Simplified Presentation – You can represent large volumes of complex data in a simplified and intelligible form using diagrams.
Reveals hidden facts – When you classify and tabulate data, some facts are not revealed. Diagrammatic data presentation helps in bringing out these facts and also relations.
Quick to grasp – Usually, when the data is represented using diagrams, people can grasp it quickly.
Easy to compare – Diagrams make it easier to compare data.
Universally accepted – Almost all fields of study like Business, economics, social institutions, administration, etc. use diagrams. Therefore, they have universal acceptability.
Answer:
The utility of diagrammatic presentation of data
will be clear from the following points :
(i) The impression created by diagrams lasts much longer than those presented in a tabular form.
(ii) Diagrammatic presentation of data saves much time and labour in comparison to other techniques of presentation of data.
(iii) Diagrams are attractive and have great memorising effect.
(iv) With the help of diagrams, the most complex data