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Statistics Test...

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  • Question 1
    1 / -0

    If in a frequency distribution, the mean and median are $$21$$ and $$22$$ respectively, then its mode is approximately 

  • Question 2
    1 / -0

    Find mode from the following grouped frequency distribution table:

    Number of Trees PlantedNumber of Students
    $$0-10$$$$30$$
    $$10-20$$$$60$$
    $$20-30$$$$50$$
    $$30-40$$$$70$$
    $$40-50$$$$40$$

  • Question 3
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     Class 5 - 10 10 - 1515 - 20 20 - 25 25 - 30  30 - 35 
     Frequency 515 6 10 14 9 
    The lower limit of the modal class of the following data is :

  • Question 4
    1 / -0

    Which of the following is a measure of central tendency?

  • Question 5
    1 / -0

    Median of $$15, 28, 72, 56, 44, 32, 31, 43\ and\ 51\ is\ 43.$$

  • Question 6
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    A child says that the median of $$3, 14, 18, 20, 5$$ is $$18$$. What concept does the child missed about finding the median?

  • Question 7
    1 / -0

    State true or false:

    The mode is the most frequently occurring observation.

  • Question 8
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    3 median $$=$$ mode + ................. mean.

  • Question 9
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    The modal value is the value of the variate which divides the total frequency into two equal parts.

  • Question 10
    1 / -0

    Median divides the total frequency into _____ equal parts.

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