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Descriptive Sta...

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  • Question 1
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    Which one of the following statements is correct ?

  • Question 2
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    The measure of dispersion is

  • Question 3
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    Marks scored by Rishi in an examination (out of $$100$$ marks) in different subjects are shown by the bar graph given below. The ratio of the highest marks to the lowest marks is

  • Question 4
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    Quartile deviation for a frequency distribution is given by

  • Question 5
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    Marks scored by Rishi in an examination (out of $$100$$ marks) in different subjects are shown by the bar graph given above. Percentage of marks obtained is around $$70$$ in which of the following subjects.

  • Question 6
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    If 25% of the observations in a frequency distribution are less than $$20$$ and 25% are more than $$40$$, then the quartile deviation is

  • Question 7
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    Quartile deviation is :

  • Question 8
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    The median of a symmetrical distribution, whose lower and upper quartiles are 60 and 80 respectively, is

  • Question 9
    1 / -0

    The measure of dispersion is

  • Question 10
    1 / -0

    A graph drawn using vertical bars is called

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