摘要
客车行业的预测多停留在定性化。本文引入二次指数平滑预测法,对客车行业的市场需求量进行量化预测。
More predictions are qualitative now in the bus / coach market. The author introduces the second exponential smoothing forecasting method to make the quantitative prediction for the market demand of the bus / coach industry.
出处
《客车技术与研究》
2013年第3期54-56,共3页
Bus & Coach Technology and Research
关键词
二次指数
平滑值
预测模型
客车市场
second exponent
smooth value
prediction model
bus / coach market
