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If the mean variable is 10 and the coefficient of variation is 60%. What is the variance of the variable ?(A) 6 (B) 36(C) 50 (D) 60 |
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Answer» ect OPTION is D 33.33(nearly) We know COEFFICIENT of variation C. V. = x ˉ
σ x
×100 ∴ 60= x ˉ
20
×100 ∴ x ˉ =33.33(nearly) |
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