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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
This question appeared in the UPPSC Prelims 2021 examination (CSAT). It is Question 43 out of 222 questions in this paper.
This question was part of the UPPSC Prelims 2021 (CSAT). The UPPSC Prelims examination tests candidates on general studies, current affairs, and aptitude through multiple-choice questions.
Practice previous year questions from all UPPSC Prelims papers and compare patterns with UPSC Prelims PYQ to identify overlapping topics.