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Coefficient of ‘variation of distribution arc 60 and the standard deviat,on is 21. What is the arithmetic mean of the distribution? |
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Answer» Given variation = 60 σ = 21, X̄ = ? Take coefficient of variation = σ/X x ω0 60 = 21/X x ω0 ⇒ X = 21/60 x 100 = 210/6 X̄ = Arithmatic mean = 35. |
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