D. Organize classified data into rows and columns for systematic presentation
Answer: Option D
Solution (By JKSSB Mock Tests)
Tabulation arranges classified data in a compact, organized format using rows and columns, facilitating comparison, analysis, and interpretation of statistical information.
Explanation:
The sum of deviations of all observations from their arithmetic mean is always zero, i.e., Σ(x - x̄) = 0, which is a fundamental algebraic property of the mean.
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