FVA N =PMT ( ( 1 +i) N −1 i ) Mean= ∑ F.M N Median=LCB+ ( ( N 2 −FCL ) FCU−FCL ) ∗Ci Mode=LCB+ ( d 1 d 1 +d 2 ) ∗Ci Classinterval ( Ci )= nilaimax −nilaimin K Jumlah Kelas ∑ K Variance ( δ 2 ) = ∑ F.M 2 N − ( ∑ F.M N ) 2 Std.Deviasi ( δ ) = √ ∑ F.M 2 N − ( ∑ F.M N ) 2 Koef . Variasi ( CV ) = ( δ mean ) ∗100 %
