Geography, asked by ABHYUDAY7, 3 days ago

SOLVE IT PLEASE IT IS OF GEOGRAPHY.

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Answered by akanshaprajapati789

1

the arithmetic mean of the following data is

x. f f(x)

5. 70 350

10. 65. 650

15. 60. 900

20. 55 1100

25. 40. 1000

N=290. Sigma fx=4000

x bar =Sigma fx/N=4000/290=13.79

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