Calculate inter Quartile Range from the following data:
वर्ष (Years) :
0-20 20-40 40-60 60-80 80-100
व्यक्तियों की संख्या (No. of person) :
4 10 15 20 11
Answers
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Step-by-step explanation:
lower quartile(Q1)=if even,=n/4
=60/4=15.
upper quartile(Q3) = if even,3n/4
=3×60/4=45
inter quartile=Q3-Q1
=45-15
=30
It is on the basis of cumulative frequency
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