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Statistics Test...

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  • Question 1
    1 / -0

    In an examination, $$10$$ students scored the following marks in Mathematics: $$35, 19, 28, 32, 63, 02, 47, 31, 13, 98$$. Its range is

  • Question 2
    1 / -0

    The mean of $$x + 3, x + 5, x + 7, x + 9$$ and $$x + 11$$ is

  • Question 3
    1 / -0

    A histrogram consists of

  • Question 4
    1 / -0

    Which  class-interval has the  maximum frequency?

  • Question 5
    1 / -0

    What is frequency of the class- interval $$20-30$$ ?

  • Question 6
    1 / -0

    Lower class limit of $$15 -18$$ is _____

  • Question 7
    1 / -0

    Construct a frequency distribution table for the data, taking class-intervals 4-6, 6-8, ............., 14-16.

    11.5
     4.5
     7.4
     9.8
     4.6
    14.2
      6.6
    15.5
    		6.3
      6
    5.3
    8.25
     6.4
    15.3
      4.3
    14.4
    		7.8
    8.3
    8.4
    6.5
    8.9
    11.7
     4.7
    12.2
    		9.2
    12.5
    15.2
    5.8
    10.8
    9.9
    9.4
    7.7
    		10.5
    15.8
      8.9
    10.5
    12.7
     8.8
    10.1
      5.5

  • Question 8
    1 / -0

    How many class-intervals have  equal frequency ?

  • Question 9
    1 / -0

    The difference between the greatest and the least value of the observations is known as 

  • Question 10
    1 / -0

    Find the mean of first ten odd natural numbers.

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