Managers set _____and decide how their company can achieve them.

名词解释：产品转换曲线

统计表一般由标题、表号、标目、线条、数字、表注等构成。

The shipment time is June or July at our _____ and the goods will be shipped in one_____.

取值个数无限的(不可数的数据) ，称为连续型随机变量的数据。

名词解释：边际技术替代率

统计数据按来源可分为间断型随机变量的数据和连续型随机变量的数据。

When the seller receives the buyer’s counter-offer, and he finds some terms and conditions unacceptable to him, he will state his own opinions in a letter, which is called as _____。

教育调查从调查范围来说可分为全面调查和非全面调查。

名词解释：需求的交叉价格弹性