The class size and frequency of modal class is

1 , 25

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1 , 20

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0 , 25

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Solution

The correct option is A 1 , 25
The class with highest frequency is called modal class.
Thus, modal class is 3-4 . The frequency of the modal class is 25.

class size = Upper limit of the class - lower limit of the class
= 4 - 3
= 1

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The class size and frequency of modal class is

The correct option is A 1 , 25The class with highest frequency is called modal class. Thus, modal class is 3-4 . The frequency of the modal class is 25. class size = Upper limit of the class - lower limit of the class = 4 - 3 = 1

The correct option is A 1 , 25
The class with highest frequency is called modal class.
Thus, modal class is 3-4 . The frequency of the modal class is 25.

class size = Upper limit of the class - lower limit of the class
= 4 - 3
= 1