Population Variance
Formula: σ² = (1)/(N) ∑(i = 1)^(N) (x i - μ)² Conditions: All individuals in the population. Brief Description: Describes the dispersion of individual values a…
Syllabus path: Probability and Statistics › Numerical Characteristics of Data (Mean, Variance, etc.)
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CSCA Mathematics Formula Reference
Formula and explanation
Formula: σ² = (1)/(N) ∑(i = 1)^(N) (x i - μ)² Conditions: All individuals in the population. Brief Description: Describes the dispersion of individual values around the population mean for the entire population.
Related tutorial and examples
Numerical Characteristics of Data (Mean, Variance, etc.)
Numerical Characteristics of Data (Mean, Variance, etc.) Core Conceptual Framework Statistics describes a set of data (sample x₁, x₂,..., x n ) primarily through two dimensions of numerical characteristics: 1. Central Tendency: Finding the "center" or "representative value" of th…
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