beta-binomial distribution

• 贝塔二项分布

beta-binomial distribution的用法和样例：

例句

1. However,estimate of beta is reached with the past data.
   但是，贝塔系数必须要用过去的数据来估计。
2. There are four types of breathing patterns going from high frequency to low frequency, alpha, beta, theta, and delta.
   呼吸的模式可以根据呼吸频率而分为阿尔法，贝塔，森塔，和带尔塔。