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Observe the following frequency polygon ...

Observe the following frequency polygon and write the answers of the questions below it.
`i`. Which class has the maximum number of students?
`ii`. Write the classes having zero frequency.
`iii`. What is the class mark of the class, having frequency of `50` students ?
`iv`. Write the lower and upper class limits of the class whose class mark is `85`.
`v`. How many students are in the class `80-90`?

Answer

Step by step text solution for Observe the following frequency polygon and write the answers of the questions below it. i. Which class has the maximum number of students? ii. Write the classes having zero frequency. iii. What is the class mark of the class, having frequency of 50 students ? iv. Write the lower and upper class limits of the class whose class mark is 85. v. How many students are in the class 80-90? by MATHS experts to help you in doubts & scoring excellent marks in Class 10 exams.

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Explore conceptually related problems

Observe the following frequency polygon and write the answers of the questions below it . (1) Which class has the maximum number of students? (2) Write the classes having zero frequency. (3) What is the mark of the class, having frequency of 50 students ? (4) Write the lower and upper class limits of the class whose class mark is 85. (5) How many students are in the class 80 - 90 ?

The class, in which the marks of maximum number of students lies, is

Knowledge Check

  • The data below shows the number of students in class A having secured different marks. What is the mean marks of class A?

    A
    2
    B
    3.8
    C
    2.8
    D
    1.6

  • If m is the mid-point and l is the upper limit of a class in a continous frequency distribution, then lower class limit of the class is

    A
    `2m + l`
    B
    `2m-l`
    C
    `m-l`
    D
    `m-2l`

  • The width of each of the five continuous classes in a frequency distribution is 5 and the upper class limit of the last class is 60. The lower class limit of the lowest class is

    A
    45
    B
    25
    C
    35
    D
    40

    • Similar Questions

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    Write the upper classs limit and the lower class limit of the class 35-40.

    For the following frequency distribution The upper limit of median class is

    Percentage of marks of 35 students is given in the following grouped frequency distribution table. Which class has highest frequency?

    The marks of students of a class are given in following frequency distribution. Find the mean.

    The width of each of five continuous classes in a frequency distribution is 5 and the lower class limit of the lowest class is 10. The upper class limit of the highest class is

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