Question

the demand for different sizes of shirt in a supermarket is given below: size(in cm) 34,35,36,37,38,39,40.
number of shirts 5,7,9,12,14,3,2.
find the mean size.
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Answer 1

Answer:

this can be done by using formula ' Sigma fixi divided by XI

first we will multiply size of shirts by number of shirts one by one and then we will add the result and then divided by the total sum of number of shirts

answer will come