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Maths TNSB Mentoring
Class 10
Statistics and Probability
Basics of Statistics
6.
Multiple choice questions IV
Question:
1
m.
The mean of \(100\) observations is \(40\) and their standard deviation is \(3\). The sum of squares of all deviation is
\(160000\)
\(160900\)
\(40000\)
\(30000\)
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