26) Find mean and mode from the following frequency distribution
(10)
Class
0 10
10 20
20.30
30 40
40 50
50 60
60-70
70 80
Frequency
1
6
9
21
35
18
5
5
Answers
Answered by
1
Step-by-step explanation:
Class Interval frequency (fi) Mid value fixi
0-10 12 5 60
10-20 16 15 240
20-30 6 25 150
30-40 7 35 245
40-50 9 45 405
N=∑fi=50 ∑fixi=1100
∴Mean=
∑fi
∑fixi
=
50
1100
=22
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