the variance of the portfolio SUMPRODUCT(B13:B15; MMULT(B3:D5; B13:B15)) Σ−1μ MMULT(MINVERSE(B3:D5); B13:B15) λMSR2 = μ-′Σ−1μ- SUMPRODUCT(B8:B10; MMULT(MINVERSE(B3:D5); B8:B10)) Alpha INTERCEPT(A1:A260, B1:B260) Bêta SLOPE(A1:A260, B1:B260) R2 RSQ(A1:A260, B1:B260) Volatilité SQRT(SUMPRODUCT(B2:B4, MMULT(A7:C9, B2:B4))) Rendement SUMPRODUCT(B2:D2, B3:D3)