The sum of deviations of a set of observations x 1 , x 2 , ......, x n measured from 50 is -10 and the sum of deviations from 46 is 70, then the number of observations is

UPPSC 2022 General Studies-II Solved Paper

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The sum of deviations of a set of observations x₁, x₂, ......, x_n measured from 50 is -10 and the sum of deviations from 46 is 70, then the number of observations is

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