means and standard 均值与标准
means and standard deviation 平均数和标准差
A standard means of describing the properties of that data (RDF Schema).
描述数据属性的标准机制(rdf Schema)。
APP defines a standard means of publishing new content that all servers can implement.
APP定义了所有服务器都能实现的发布新内容的标准方式。
The standard means for reading and manipulating XML files is the Document Object Model (DOM).
用于读取和操作XML文件的标准是文档对象模型(Document Object Model, DOM)。
stdio h It pretty much means open this file, standard IO dot H and just paste its contents right here.
它的大致上的意思是打开这个文件,然后把它的内容粘贴在那里。
Number of policies doesn't affect the means but it affects that standard deviation, so it becomes very collapsed and this is the basic core idea of insurance.
保单的数量并不影响其均值,但是会影响其标准差,所以这条曲线非常陡峭,而这就是保险的核心原理
You want to, for any given expected return, you want to minimize the standard deviation, so it's the left-most line and that means that everyone will be holding the same portfolio.
你希望,在期望收益固定的情况下,你肯定希望将标准差最小化,而这条线是最左边的线,这就意味着所有人,都愿意持有这样的投资组合。
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