Partie XXXV. Statistiques

Table des matières

cdfbet — fonction de répartition de la distribution Beta
cdfbin — fonction de répartition de la distribution binomiale
cdfchi — fonction de répartition de la distribution du chi-deux
cdfchn — fonction de répartition de la distribution du chi-deux non centrée
cdff — fonction de répartition de la distribution de Fisher
cdffnc — fonction de répartition de la distribution de Fisher non centrée
cdfgam — fonction de répartition de la distribution gamma
cdfnbn — fonction de répartition de la distribution binomiale négative
cdfnor — fonction de répartition de la distribution normale
cdfpoi — fonction de répartition de la distribution de Poisson
cdft — fonction de répartition de la distribution de Student
median — médiane des termes d'une matrice
st_deviation — écart-type des termes d'une matrice — écart-type des termes d'une matrice
center — center
wcenter — center and weight
cmoment — central moments of all orders
correl — correlation of two variables
covar — covariance of two variables
ftest — Fischer ratio
ftuneq — Fischer ratio for samples of unequal size.
geomean — geometric mean
harmean — harmonic mean
iqr — interquartile range
labostat — Statistical toolbox for Scilab
mad — mean absolute deviation
mean — mean (row mean, column mean) of vector/matrix entries
meanf — weighted mean of a vector or a matrix
moment — non central moments of all orders
msd — mean squared deviation
mvvacov — computes variance-covariance matrix
nancumsum — Thos function returns the cumulative sum of the values of a matrix
nand2mean — difference of the means of two independent samples
nanmax — max (ignoring Nan's)
nanmean — mean (ignoring Nan's)
nanmeanf — mean (ignoring Nan's) with a given frequency.
nanmedian — median of the values of a numerical vector or matrix
nanmin — min (ignoring Nan's)
nanstdev — standard deviation (ignoring the NANs).
nansum — Sum of values ignoring NAN's
nfreq — frequence of the values in a vector or matrix
pca — Computes principal components analysis with standardized variables
perctl — computation of percentils
princomp — Principal components analysis
quart — computation of quartiles
regress — regression coefficients of two variables
sample — Sampling with replacement
samplef — sample with replacement from a population and frequences of his values.
samwr — Sampling without replacement
show_pca — Visualization of principal components analysis results
stdevf — standard deviation
strange — range
tabul — frequency of values of a matrix or vector
thrownan — eliminates nan values
trimmean — trimmed mean of a vector or a matrix
variance — variance of the values of a vector or matrix
variancef — standard deviation of the values of a vector or matrix