求翻译：最后在衍生品的风险管理中，我们应用了金融市场中的风险度量指标VaR对纽约商品交易所的西德克斯轻质原油期货数据进行了实证研究，对在石油市场上VaR的计算方法GARCH基于正态分布、学生t分布、广义误差分布进行了比较分析，发现学生t分布对石油市场的拟合最优，并在VaR的回测检验中使用失败检验法验证了其可行性。是什么意思？

Finally, in the risk management of derivatives, we applied the risk of financial market metrics var conduct an empirical study of West Germany Fox of the New York Mercantile Exchange, light sweet crude futures data on the method of calculating the oil market var garch based on normal distribution, S

Finally, in the derivatives, risk management, we have applications in the financial market has been the risk metrics to the New York Mercantile Exchange (NYMEX) VaR the Rashid Sidek, light crude oil futures data, empirical research on the oil market GARCH VaR calculation method based on the normal d

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Last in derived products of risk management in the, we application has financial markets in the of risk measure index VaR on New York merchandise exchange of William heetderks light crude oil futures data for has empirical research, on in oil market Shang VaR of calculation method GARCH based on nor

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