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In grouped data... if its not in ascending or descending order... should we arrange it before we find the median?? or just find it without arranging...




arrange first and then find the median
1 5 1
u sure? coz my teacher told u shud not arrange.... :(
yes I am definitely sure as this is only the way to find the median.
according to the class 7 maths book this is the way
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