प्रश्न 05. अर्धशास्त्र में सांख्यिकी की आवश्यकता बताईए ।
State the need of statistics in economics.
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Answer: 1. Quantitative expression of economic problem.
2. Working out cause and effecf relationship.
3. Construction of economic theories
Explanation: 1. All the economic problems such as unemployment, poverty, increasing population can be represented in numeric form through statistics.
2. Cause and effect relationship can be determined through statistics. For ex. Incresing price is the cause of decreasing demand.
3. Economic theories can only be developed through statistical data such as theory of demand.
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