Question

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Answer 1

Answer:

i ) 9+11+20 = 40

Answer : c) 40

ii ) Modal class - 30-40

Lower limit = 30

Answer : c) 30

iii ) Median class - 30-40

Lower limit= 30

Answer : c) 30

iv ) Mean = 30

Answer : a) 30

v ) Cumulative Frequency is found for finding median

Answer : c) Median