TS ICET 20 Aug 2021 Shift 1 Paper

Question : 141 of 200

Marks: +1, -0

The Arithmetic Mean of the following distribution is

\table x_{i}: 1 , 2 , 3 , \.....,21 ;f_{i}:, 1^{2}, 2^{2} , 3^{2} ,\....., 21^{2}

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