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beta 分布

拟合和计算 beta 分布,生成该分布的随机样本。

函数

makedistCreate probability distribution object
fitdistFit probability distribution object to data
distributionFitterOpen Distribution Fitter app
cdfCumulative distribution function
icdfInverse cumulative distribution function
iqrInterquartile range
meanMean of probability distribution
medianMedian of probability distribution
negloglikNegative loglikelihood of probability distribution
paramciConfidence intervals for probability distribution parameters
pdfProbability density function
proflikProfile likelihood function for probability distribution
randomRandom numbers
stdStandard deviation of probability distribution
truncateTruncate probability distribution object
varVariance of probability distribution
betacdfBeta cumulative distribution function
betapdfBeta probability density function
betainvBeta inverse cumulative distribution function
betalikeBeta negative log-likelihood
betastatBeta mean and variance
betafitBeta parameter estimates
betarndBeta random numbers

对象

BetaDistributionBeta probability distribution object

主题

Beta Distribution

The beta distribution describes a family of curves that are unique in that they are nonzero only on the interval (0 1).