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Find the AM of the following data by sho...

Find the AM of the following data by short-cut method.
`{:("Class Interval",f),(" "1-5,5),(" "6-10,10),(" "11-15,15),(" "16-20,10),(" "21-25,5):}`

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The correct Answer is:
13
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Draw the frequency polygon for the following data by drawing a histogram: {:("Class Interval",f),(" "0-5,10),(" "5-10,20),(" "10-15,15),(" "15-20,30),(" "20-25,32),(" "25-30,44):}

Draw a histogram for the following data: {:("Class Interval",f),(" "0-5,2),(" "5-10,10),(" "10-15,8),(" "15-20,6),(" "20-25,4):}

Knowledge Check

  • The mode of the following distribution is {("Class interval",f),(" "1-5,4),(" "6-10,7),(" "11-15,10),(" "16-20,8),(" "21-25,6):}

    A
    14.5
    B
    16.5
    C
    10.5
    D
    13.5

  • Find the mean deviation (approximately) about the mean for the following. {:("Class interval",f),(" "0-5,3),(" "5-0,4),(" "10-15,8),(" "15-20,10),(" "20-25,5):}

    A
    5
    B
    4
    C
    6
    D
    3

  • Find the median of the following data. {:("Class Interval",f),(" "0-10,12),(" "10-20,13),(" "20-30,25),(" "30-40,20),(" "40-50,10):}

    A
    25
    B
    23
    C
    24
    D
    26

    • Similar Questions

    Explore conceptually related problems

    Draw the frequency curve for the following data. {:("Class Interval",f),(" "2-5,12),(" "5-8,8),(" "8-11,8),(" "11-14,6),(" "14-17,10),(" "17-20,9):}

    Find the quartile deviation for the following grouped data. {:("Class Interval",f),(" "0-4,1),(" "5-9,3),(" "10-14,2),(" "15-19,4),(" "20-24,5),(" "25-29,3),(" "30-34,2),(" "35-39,4),(" "40-44,3),(" "45-49,3):}

    If the mean of the following data is 26, then find the missing frequency x. {:("Class Interval",f),(" "0-10,4),(" "10-20,X),(" "20-30,9),(" "30-40,5),(" "40-50,6):}

    The mean of the following data is {("Class interval",f),(" "10-15,5),(" "15-20,7),(" "20-25,3),(" "25-30,4),(" "30-35,8):}

    Find the approximate value of mean deviation about the mode of the following data. {:("Class Interval",f),(" "0-10,4),(" "10-20,6),(" "20-30,3),(" "30-40,9),(" "40-50,5):}

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