A rudimentary statistics toolbox.
Version 1.10, 9-Sep-98
Copyright (c) Anders Holtsberg.
Comments and suggestions to andersh@maths.lth.se.
Distribution functions.
dbeta - Beta density function.
dbinom - Binomial probability function.
dchisq - Chisquare density function.
df - F density function.
dgamma - Gamma density function.
dhypg - Hypergeometric probability function.
dnorm - Normal density function.
dt - Student t density function.
pbeta - Beta distribution function.
pbinom - Binomial cumulative probability function.
pchisq - Chisquare distribution function.
pf - F distribution function.
pgamma - Gamma distribution function.
phypg - Hypergeometric cumulative probability function.
pks - Kolmogorov Smirnov distribution function.
pnorm - Normal distribution function.
pt - Student t cdf.
qbeta - Beta inverse distribution function.
qbinom - Binomial inverse cdf.
qchisq - Chisquare inverse distribution function.
qf - F inverse distribution function.
qgamma - Gamma inverse distribution function.
qhypg - Hypergeometric inverse cdf.
qnorm - Normal inverse distribution function.
qt - Student t inverse distribution function.
rbeta - Random numbers from the beta distribution.
rbinom - Random numbers from the binomial distribution.
rchisq - Random numbers from the chisquare distribution.
rexpweib - Random numbers from the exp and weibull distributions.
rf - Random numbers from the F distribution
rgamma - Random numbers from the gamma distribution.
rgeom - Random numbers from the geometric distribution.
rhypg - Random numbers from the hypergeometric distribution.
rnorm - Normal random numbers (use randn instead).
rpoiss - Random random numbers from the poisson distribution.
rt - Random numbers from the student t distribution.
Logistic regression.
logitfit - Fit a logistic regression model.
lodds - Log odds function.
loddsinv - Inverse of log odds function.
Various functions.
bincoef - Binomial coefficients.
getdata - Some famous multivariate data sets.
quantile - Empirical quantile (percentile).
Tests, confidence intervals, and model estimation.
cmpmod - Compare small linear model versus large one.
ciquant - Nonparametric confidence interval for quantile.
kstwo - Smirnov test for two samples.
lsfit - Fit a least squares model.
lsselect - Select a predictor subset for regression.
test1n - Tests and confidence intervals, one normal sample.
test2n - Tests and confidence intervals, two normal samples.