Variance

Var(Y) = 0.0022

Var(X₁) = 0.00042

Var(X₂) = 27.998

Covariance

Cov(X₁, Y) = 5.63 × 10⁻⁵

Cov(X₂, Y) = 0.245

Cov(X₁, X₂) = 0

Coefficients of correlation

R(X₁, Y) = 0.0593

R(X₂, Y) = 0.995

R(X₁, X₂) = 0

Standard error: s² = 1.71 × 10⁻⁵

R square: R² = 0.994

Observations n = 12 and Degree of freedom n = 9