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SPSS® 12.0 Command Syntax Reference

SPSS® 12.0 Command Syntax Reference

SPSS® 12.0 Command Syntax Reference

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Cumulative distribution functions (discrete):<br />

Probability functions (discrete distributions):<br />

COMPUTE 249<br />

RV.HALFNRM(a,b) Generate a random variable of the half normal distribution (b>0).<br />

RV.IGAUSS(a,b) Generate a random variable of the inverse Gaussian distribution (a>0;<br />

b>0).<br />

RV.LAPLACE(a,b) Generate a random variable of the Laplace distribution (b>0).<br />

RV.LOGISTIC(a,b) Generate a random variable of the logistic distribution (b>0).<br />

RV.LNORMAL(a,b) Generate a random variable of the lognormal distribution (a>0; b>0).<br />

RV.NORMAL(a,b) Generate a random variable of the normal distribution (b>0). When a=0,<br />

alias NORMAL(b).<br />

RV.PARETO(a,b) Generate a random variable of the Pareto distribution (a>0; b>0).<br />

RV.T(a) Generate a random variable of the Student t distribution (a>0).<br />

RV.UNIFORM(a,b) Generate a random variable of the uniform distribution (a≤b). When a=0,<br />

alias UNIFORM(b).<br />

RV.WEIBULL(a,b) Generate a random variable of the Weibull distribution (a>0; b>0).<br />

CDF.BERNOULLI(q,a) Return probability that the Bernoulli distributed variate is less than or equal<br />

to q (q=0 or 1 only, 0≤a≤1).<br />

CDF.BINOM(q,a,b) Return probability that the binomially distributed variate is less than or equal<br />

to q (0≤q≤a integer, 0≤b≤1).<br />

CDF.GEOM(q,a) Return probability that the geometrically distributed variate is less than or<br />

equal to q (q>0 integer; 00 integer, 0≤c≤a, 0≤b≤a; max(0,b–a+c)≤q≤min(c,b)).<br />

CDF.NEGBIN(q,a,b) Return probability that the negative binomially distributed variate is less<br />

than or equal to q (a>0 integer, 00; q≥0 integer).<br />

PDF.BERNOULLI(q,a) Return probability that the Bernoulli distributed variate is equal to q (q=0 or<br />

1 only, 0≤a≤1).<br />

PDF.BINOM(q,a,b) Return probability that the binomially distributed variate is equal to q<br />

(0≤q≤a integer, 0≤b≤1).<br />

PDF.GEOM(q,a) Return probability that the geometrically distributed variate is equal to q<br />

(q>0 integer; 00 integer, 0≤c≤a, 0≤b≤a; max(0,b–a+c)≤q≤min(c,b)).<br />

PDF.NEGBIN(q,a,b) Return probability that the negative binomially distributed variate is equal to<br />

q (a>0 integer, 00;<br />

q≥0 integer).

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