This paper presents a single factor heteroscedastic model, deduce a method of this heteroscedastic analysis, and presents the estimation of mean and variance in this model.
本文提出了一种单因子异方差模型，导出这种异方差分析方法，并给出了模型中均值与方差的估计。
Some of classical analytical methods about Security market, including stock market have Mean-Variance analytics, APT theory, CAPM model, B-S options pricing model, etc.
对证券市场包括股票市场中的一些经典方法有： 均值-方差分析法、APT理论、CAPM模型、B-S期权定价模型等。
In the paper, the mathematical model for the proposed method is deduced, and the mean and variance of the acquired carrier difference phase of the proposed method are analyzed and simulated.
给出了该方法提取两导航台载波差分相位的数学模型，并分析了该方法提取的差分相位的均值及误差，进行了计算机仿真。
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