Why have classified advertisements changed in appearance?
A.Because people no longer want headlines and pictures.
B.Because real estate advertising is particularly truthful now.
C.Because the increase in the number of such advertisements means they have to be small now.
D.Because there are more advertisements now and more competition among advertisers.
第3题
A.类比估算法
B.自下而上估算法
C.蒙特卡罗分析
D.参数模型
第4题
A、蒙特卡罗分析
B、类比估算法
C、参数模型型
D、自下而上估算法
第5题
A.资源单价法
B.自下而上估算法
C.蒙特卡罗分析
D.类比估算法
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