For the data given below obtained through survey of 110 persons,
Weight 58 60 62 64 66 68 70 72
No. of peoples. 9 12 15 18 21 15 13 7
Answer the following questions,
a) What is the mean weight per person?
b) What is the weight below which 50% of peoples would lie?
c) What is the weight above which 70 % of peoples would lie?
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