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The mode of a grouped frequency distribu...

The mode of a grouped frequency distribution is 75. and the modal class is 65-80. The frequency of the class preceding the modal class is 6 and the frequency of the class succeeding the modal class is 8. Find the frequency of the modal class.

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The mode of a distribution is 55 and the modal class is 45-60 and the frequency preceding the modal class is 5 and the frequnecy after the modal class is 10 . Find the frquency of the modal class .

In the distribution given below, Find the modal class is:

Knowledge Check

  • For the following distribution the modal class is

    A
    40-50
    B
    20-30
    C
    30-40
    D
    50-60

  • If the greater than cumulative frequency of a class is 60 and that of the next class is 40 , then find the frequency of that class .

    A
    10
    B
    20
    C
    50
    D
    30

  • How many classes a frequency distribution should have?

    A
    Large number
    B
    Small number
    C
    Neither very large nor very small number
    D
    Not more than 10.

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