# WeibullDistribution

## 说明

`A`尺度参数$A>0$
`B`形状参数$B>0$

## 属性

### 其他对象属性

• `data`:用于分布拟合的数据向量。

• `cens`:删失向量，如果没有，则为空。

• `freq`:频率向量，如果没有，则为空。

## 对象函数

 `cdf` 累积分布函数 `gather` Gather properties of Statistics and Machine Learning Toolbox object from GPU `icdf` 逆累积分布函数 `iqr` Interquartile range of probability distribution `mean` 概率分布的均值 `median` Median of probability distribution `negloglik` Negative loglikelihood of probability distribution `paramci` Confidence intervals for probability distribution parameters `pdf` 概率密度函数 `plot` Plot probability distribution object `proflik` Profile likelihood function for probability distribution `random` 随机数 `std` 概率分布的标准差 `truncate` Truncate probability distribution object `var` Variance of probability distribution

## 示例

`pd = makedist('Weibull')`
```pd = WeibullDistribution Weibull distribution A = 1 B = 1 ```

`pd = makedist('Weibull','A',2,'B',5)`
```pd = WeibullDistribution Weibull distribution A = 2 B = 5 ```

`m = mean(pd)`
```m = 1.8363 ```