【简答题】听下面一段材料, 回答第1-3题。 1. How does the man get the information about the apartment? A. From the TV. B. From the newspaper. C. From the radio. 2. How many rooms does the apartment have? A. Four. B. Five. C....
【判断题】When estimating the specific seasonals for a monthly time series, the sum of the 12 modified means should theoretically be equal to 1,200 because the average of the 12 specific seasonals is designated...