Sxx Variance Formula May 2026

| Student | Score | | --- | --- | | 1 | 80 | | 2 | 70 | | 3 | 90 | | 4 | 85 | | 5 | 75 |

Variance (σ²) = E[(xi - μ)²]

Q: What is the difference between Sxx and Syy? A: Sxx and Syy are both sum of squares formulas, but Sxx represents the sum of squared deviations from the mean of x, while Syy represents the sum of squared deviations from the mean of y. Sxx Variance Formula

The Sxx variance formula is a mathematical expression used to calculate the sum of squared deviations from the mean of a dataset. It is denoted by Sxx and is calculated as: | Student | Score | | --- |