F-Distribuition Equations

p {margin: 0; padding: 0;} 2) F - distribution if S22 >s,2 L.S 0 Acceptance 0.05 Region Rejection Region Rejection region I F2/2 F2/2 (n, (n2-1) Objective: To find test the variance of 3) Annova [Analysis of Variance] two population It is famed from F-distribution framed F-distribution for testing the Examines the variance of more Variance of two population than two samples Test statistics : [c.v] a) One way Annova F = S,2 if s,2 > S2 1) State Ho & H, S2 2) Find T Sum of all obsrns F= S2 3) Find T2 N Total no. of if S2 >s,2 N observations S,2 4) SST : Where S Standard Deviation sun of quares of obsvns - T2 N of population Table value : [T.V] 5) SSC : (Ex1)2 + (Exa) - -T2 N level & of significance n n if s,2 > S2 0.05 6) SSE = SST-SSC - 7) MSC = SSC K-1 K-> no. of samples or (n,1,n2-1) no. of colum as n2-1 (n-1) 8) MSE = SSE n-k MSC [c.v] a) F ratio = MSE Testitatistics T.V d.f = K-1, N-K L.S 0.05 . [F-table]