Instead of this single value, a random variable has a function that describes the likelihood of values for the estimate and is called the variable's probability distribution.
取代单个值，随机变量拥有描述估计值可能性的函数，该函数称为变量的概率分布。
2
Natural: These preservatives will be milder. They will be ones that have been shown to function properly, yet with a lower likelihood of causing cosmetic-related allergies and sensitivities.
天然香波：使用刺激性较小的防腐剂，性能是一样的，但是能减少刺激性和过敏反应。
3
But it was difficult to calculate, because censored data in the form of samples of the likelihoodfunction is very complex.