题目

英语翻译
These summary measures provide some evidence
regarding the conjectured relationships between shipping
fees and consumer demand.For example,the free
shipping policy generates the highest levels of order incidence
while Schedule 1,which involves order size incentives,
results in the largest average order sizes by more than
$8.Table 1 also lists the average and standard deviation
of inter-purchase times that occurred during each shipping
schedule.

提问时间：2020-07-24

答案

这些总结措施提供一些证据
对于推测运输之间的关系
费用和消费需求.例如,免费的
航运政策生成订单发病率的最高水平
安排1,其中包括订单大小激励,
导致最大的订单规模超过平均水平
8美元.表1中还列出了平均和标准偏差
inter-purchase次发生在每个航运
时间表.