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Business Process Analytical Modeling — Business Analysis Body Of Knowledge Required Component

Table 2:

Distribution PDF MGF(s)
Deterministic y = m = C o n s t e s m
Exponential f ( y ) = 1 m e - y m , y 0 1 - s m - 1
Uniform f ( y ) = 1 ( b - a ) , y a , b e s a - e s b ( a - b ) s
Erlangian f ( y ) = r m r y m r - 1 ( r - 1 ) ! e - r y m , y 0 1 - r m s - r
Triangular f ( y ) = 0 , y < a 4 ( y - a ) ( b - a ) 2 , y a , a + b 2 4 ( b - y ) ( b - a ) 2 , y a + b 2 , b 0 , y > b 2 ( e s b / 2 - e s a / 2 ) ( b - a ) s 2
Normal (Gauss) f ( y ) = 1 σ 2 π e - ( y - m ) 2 2 σ 2 e s m + ( 1 / 2 ) s 2 σ 2
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