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Subjects
Mathematics CBSE
Class 10
Statistics
Textbook Questions
4.
Example Problem IV - Step deviation method
Exercise condition:
2
m.
Find mean by Step deviation method.
Class interval
\(10-25\)
\(25-40\)
\(40-55\)
\(55-70\)
\(70-85\)
\(85-100\)
Number of students
\(2\)
\(3\)
\(7\)
\(6\)
\(6\)
\(6\)
Mean
\(=\)
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