Some people of a locality decorated their area with tricolour ribbons and flags on Independence day .The following data shows the number of persons in different age group who participated in the decoration.
Age (in years) No. of persons 5 - 15 6 15 - 25 11 25 - 35 2 35 - 45 23 45 - 55 14 55 - 65 5Q1. What will be the mode of the above data ?
a)35
b) 36.8
c)39
d) 45
Q2. Find the difference between the lower limit of median class and modal class ?
a) 9
b) 0
c) 1
d) 3
Q3. The construction of cumulative frequency table is useful in determining the
a) Mode
b) Mean
c) Median
d) None of these
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Answer:
Option A, Option C, Option B
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