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If the coefficient of variation and stan...

If the coefficient of variation and standard deviation are 60 and 21 respectively, the arithmetic mean of distribution is

A

30

B

21

C

60

D

35

Text Solution

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The correct Answer is:
D
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Knowledge Check

  • If coefficient of variation is 60 and standard deviation is 24, then arithmetic mean is

    A
    `(20)/(7)`
    B
    `(7)/(20)`
    C
    `(1)/(40)`
    D
    40

  • The coefficient of variation of two distribution are 60 and 70. The standard deviations are 21 and 16 respectively, then their mean is

    A
    1)35
    B
    2)23
    C
    3)28.25
    D
    4)22.85

  • The coefficient of variation of two distributions are 60 and 70. The standard deviation are 2t and 16 respectively. Then their mean is

    A
    35
    B
    23
    C
    28.25
    D
    22.85

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