Q. 3
The monthly pocket money of 50 students of a class are given in the following distribution:
Find the modal class and also give class mark of the modal class.
Answer :
Here, the maximum class frequency is 30.
The class corresponding to this frequency is the modal class. ⇒ modal class = 150 - 200
∴ lower limit of the modal class (l) = 150
The class mark is found by,
∴ Class mark is 175.
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