the mid value of a class interval is 42 if the class size is 10 then the upper and the lower limits of the class are
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37 - 47, is your answer
The formula is divide the class size by 2 and add and subtract it from the mid value
The formula is divide the class size by 2 and add and subtract it from the mid value
suryansh3925:
but how
divide the class size by 2.Here,divide 10 by 2.Then add and subtract the results with the mid value
thanks bro
wlcm
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