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Statistics Test...

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  • Question 1
    1 / -0

    The coefficient of range of the following distribution $$10, 14, 11, 9, 8, 12, 6$$

  • Question 2
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    If the coefficient of variation and standard deviation of a distribution are 50% and 20 respectively, the its mean is

  • Question 3
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    Find the median of the following data:
    $$5, 7, 9, 11, 15, 17, 2, 23$$ and $$19$$

  • Question 4
    1 / -0

    Find the mode of:

    $$7, 7, 8, 10, 10, 11, 10, 13, 14$$

  • Question 5
    1 / -0

    Mean deviations of the series $$a,a+d,a+2d,...,a+2nd$$ from its mean is 

  • Question 6
    1 / -0

    The A.M. of the first ten odd numbers is

  • Question 7
    1 / -0

    The mean of a distribution is 4. If its coefficient of variation is 58%. Then the S.D. of the distribution is

  • Question 8
    1 / -0

    The sum of the squares of deviation of 10 observations from their mean 50 is 250, then coefficient of varition is

  • Question 9
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    The coefficient of mean deviation from median of observations 40, 62, 54, 90, 68, 76 is

  • Question 10
    1 / -0

    Mean deviation of the observations 70, 42, 63,34, 44, 54, 55, 46, 38, 48 from median is

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