图1：正态概率分布函数，它表明实际的观测值可能会偏离期望值(或者平均值)。

Figure 1: Normal probability density function, which illustrates that actual observations may vary from the expected (or average).

youdao

内尺度和折射指数结构参数的概率分布及其在计算通量平均值值的应用。

Probability Distributions for the Inner Scale and the Refractive Index Structure Parameter and Their Implications for Flux Averaging.

youdao

通过实地调研，应用游程检验和P-P概率图的原理，研究了昆明市某超市销售收入，得出在该超市购物的消费额是服从对数正态分布，并对其均值进行了参数估计。

With the aid of on-the-spot investigation, the principle of runs test and P-P plot are applied to the study of sales income of a supermarket in Kunming.

youdao