Question

Write the main functions of Statistics.
निम्नलिखित आंकडों से समान्तर माध्य की गणना करा-
प्राप्तांक
- 20, 30, 40, 50, 60, 70, 80
छात्र संख्या
2, 3, 5, 8, 6, 5, 1
Calculate the arithmetic mean from the falla
MarksObtained-20.30,40.50.60.70.80
No.of Students-2,3,5,8,6,51
अथवा/OR
निम्न श्रेणी से भूयिष्ठक ज्ञात कीजिए
216
10 20 30 40 50​

Answer 1

THE MAIN FUNCTIONS OF STATISTICS :-

• Presentation of data or facts
• Simplification of facts
• Comparison of related facts
• It helps in correlating the data
• Statistics helps in forecasting the future behaviour.

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