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Mathematics 8 Online
OpenStudy (anonymous):

How to find mean of grouped data when the class intervals are of different width??

OpenStudy (anonymous):

Can we use the Direct method of calculating product of frequency of each claas interval and the mid-point of that class interval???

OpenStudy (anonymous):

Yep

OpenStudy (anonymous):

ANd use :|dw:1346670260158:dw|

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