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Statistics Test...

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  • Question 1
    1 / -0

    Mode is

  • Question 2
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    What is the average of squares of consecutive odd numbers between $$1$$ and $$13 $$?

  • Question 3
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    If the coefficient of variation and standard deviation of a distribution are 50% and 20 respectively, then its mean is

  • Question 4
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    The variance of first n natural numbers is

  • Question 5
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    Which one of the following statements is correct?

  • Question 6
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    The formula of standard deviation of a grouped frequency distribution is

  • Question 7
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    Variance of the distribution $$73, 77, 81, 85,..., 113$$ is

  • Question 8
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    The median of the following data $$46, 64, 87, 41, 58, 77, 35, 90, 55, 33, 92$$ is ,

  • Question 9
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    $$\displaystyle \sum_{i=l}^{n}(x_{i}-a)=$$

  • Question 10
    1 / -0

    The difference between the maximum and the minimum observation in the data is

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