Teaching UGC NET Mock Test Series 2025 (Paper 1 & 2) Research Aptitude Steps of Research Data Analysis
What is the formula for the third moment (skewness) of a sample?
1
Σ(xi - x̄)^2 / (n - 1)
2
Σ(xi - x̄)^3 / (n - 1)
3
Σ(xi - x̄)^3 / n
4
Σ(xi - x̄)^2 / n