OALib Journal期刊
ISSN: 2333-9721
费用:99美元
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客运企业能源消耗统计模型的研究
, PP. 155-158
Keywords: 运输经济,统计模型,线性回归,运输车辆,能源消耗
Abstract:
为了适应当前汽车运输企业的经营现状,通过建立燃油消耗统计模型,对燃油消耗量进行统计。以燃油消耗量为因变量,以影响燃油消耗的因素周转量、客运量、车龄、驾驶员驾龄、平均车速、实载率、行驶里程作为自变量,建立多元线性回归模型。通过拟合优度检验、F检验,判断其线性相关性,再运用逐步回归法优化统计模型,从而实现在知道有限数据信息的情况下,预测出该企业当月的车辆燃油消耗总量。将企业调研的实际统计数据代入统计模型计算的燃油消耗量,与实际统计燃油消耗量比较接近,而且统计过程得到简化。结合统计模型的研究方法开发了相应的统计软件。
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