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

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2021 Quantitative Aptitude PYQ

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2021Quantitative Aptitude

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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