客户有了一段时间的市场了解、资金基本到位,但仍未形成购房意愿的表现被房地产经纪人归类为( )客户。
A.成熟型
B.试探型
C.引导型
D.加强型
参考答案:D
Book Three of Vocational English_____ 12 units. [ ]
A. is made of
B. are made of
C. is made up of
D. are made up of
符号s,σ分别表示()
A.样本标准差和总体标准差
B.样本标准差和方差
C.总体标准差和方差
D.样本方差和标准差
E.总体方差和标准差