SIMSCRIPT II.5 Programming Language

SIMSCRIPT II.5 Programming Language
Table 5-5. Statistical Distribution Functions
Name
Arguments
Function
Mode
Function Value
beta.f
e 1 , e 2 , i
REAL
Generates a beta-distributed REAL number with
REAL, REAL,
INTEGER
e 1 = power of x,
e 2 = power of (1 - x) using stream i
binomial.f i 1 , e, i 2
INTEGER,
REAL,
INTEGER
INTEGER
Generates the INTEGER number of successes in
i 1 independent trials, each having probability of
success using stream i 2 .
erlang.f e, i 1 , i 2
REAL
INTEGER
REAL
REAL
Generates an Erlang distributed REAL number
with mean = e and k = i 1 using stream i 2 .
exponential.f
e, i
REAL,
INTEGER
REAL
Generates an exponentially distributed REAL
number with mean = e using stream i.
gamma.f
e 1 , e 2 , i
REAL,REAL,
INTEGER
REAL
Generates a gamma-distributed REAL number
with mean = 1 and k = e 2 using stream i.
log.normal.f
e 1 , e 2 , i
REAL,REAL,
INTEGER
REAL
Generates a log normally distributed REAL number
with mean = e 1 and standard deviation = e 2
using stream i.
normal.f
e 1 , e 2 , i
REAL,REAL,
INTEGER
REAL
Generates a normally distributed REAL number
with mean =e 1 and standard deviation = e 2 using
stream i.
poisson.f
e, i
REAL,
INTEGER
INTEGER
Generates a Poisson-distributed INTEGER number
with mean = e using stream i.
randi.f i 1 , i 2 , i 3
INTEGER,
INTEGER,
INTEGER
INTEGER
Generates an INTEGER number uniformly distributed
between i 1 and i 2 inclusive using
stream i 3.
triang.f e 1 , e 2 , e 3 ,
i
REAL,REAL,
REAL,
INTEGER
REAL
Generates a triangularly distributed REAL number
with minimum = e 1 , mode = e 2 , and maximum
= e 3 using stream i.
uniform.f
e 1 , e 2 , i
REAL,REAL,
INTEGER
REAL
Generates a uniformly distributed REAL number
between e 1 and e 2 using stream i.
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