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Subjects
Mathematics CBSE
Class 10
Statistics
Textbook Questions
3.
Example Problem III - Assumed mean method
Exercise condition:
2
m.
Find mean by assumed mean method.
Class interval
10-25
25-40
40-55
55-70
70-85
85-100
Number of students
2
3
7
6
6
6
The mean of the data is
.
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