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Question

The following table gives the marks obtained by the students of a class in English.
MarksNumber of students3024055014602170238089071001

Which of the following is true ?


  1. The frequency for class interval 85-95 is 7

  2. The frequency for class interval 85-95 is 73

  3. The frequency for class interval 9-105 is 74

  4. The frequency for class interval 85-95 is 8


Solution

The correct option is A

The frequency for class interval 85-95 is 7


In the given data, the marks are given individually, which is the raw data.
Hence, it is ungrouped data.

The frequency distribution table for the given data is

Marks(Class Interval)Number of students(Frequency)25352354554555145565216575237585885957951051
 

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