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(a) What will you do under following situation to calculate mode when:
(i) class intervals are inclusive,
(ii) when class intervals are unequal.
(b) Calculate mode from the following frequency distribution:
Class Interval
20-24
25-29
30-34
35-39
40-44
45-49
50-54
55-59
Frequency
3
5
10
20
12
6
1
