If mode of data is 39 find the
value of f
Class 5-15
frequency / 2
15-25 25-35 35-45 | 45-53
3
f 4 나 4
55-65 65-75
2
2
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Answers
Answered by
0
Answer:
36.81
Step-by-step explanation:
The class 35-45 has maximum frequency. Therefore, this is the modal class.
l=35,h=‘10,f=23,f
1
=21,f
2
=14
Therefore,
Mode = l+
2f−f
1
−f
2
f−f
1
×h
=35+
46−21−14
23−21
×10
=35+
11
2
×10
=35+
11
20
=36.81(ans)
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