For above data, find all quartiles and number
of persons weighting between 57 kg am
72 kg.
the question is based on partition value
give the answer if you know properly..
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Answer:
68 people.
Step-by-step explanation:
Average weight of person between weight group 55 to 60 is 57.5.
No of people in the group with average weight of 57.5=30.
No of people with weight between 60 to 65is=20.
No of people with weight between 65to 70=10.
Average weight of person between weight group 70to 75 is 72.5
No of people in the group=8.
Total number of people between weight 57 to 72 is (30+20+10+8) =68
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