【单选题】Forecasting Methods There are several different methods that can be used to create a forecast. The method a forecaster chooses depends upon the experience of the forecaster, the amount of information ...
A.
Imagination of the forecaster.
B.
Necessary amount of information.
C.
Practical knowledge of the forecaster.
D.
Degree of difficulty involved in forecasting.
【简答题】请你根据下表给出的一些声音的频率完成以下填空: 声音 频率/Hz 声音 频率/Hz 人能听到的声音 20~20000 海豚能听到的声音 150~150000 狗能听到的声音 15~50000 人能发出的声音 ~1300 人敏感的声音 1000~3000 钢琴上的最高音 4096 人最敏感的频率 2000 长笛或哨子 5000~8000 钢琴上的最低音 27.5 狗的叫声 450~1080 鼓或...
【单选题】Weather forecasting can be made with the help of _______.
A.
a person’s hands and eyes
【单选题】Forecasting Methods There are several different methods that can be used to create a forecast.The method a forecaster chooses depends upon the experience of the forecaster, the amount of information a...
A.
Imagination of the forecaster.
B.
Necessary amount of information.
C.
Practical knowledge of the forecaster.
D.
Degree of difficulty involved in forecasting.
【单选题】下列关于概率的说法,错误的是
E.
某事件发生的概率P≤0.05时,称为小概率事件
【单选题】若老人尿液呈烂苹果气味,照护人员应高度怀疑某种疾病?
【简答题】世界上第一台真正意义的电子计算机是( )
【单选题】下列关于概率的说法,错误的是
E.
某事件发生的概率P≦0.05时,称为小概率事件
【单选题】世界上第一台真正意义上的通用数字电子计算机是
【单选题】Forecasting Methods There are several different methods that can be used to create a forecast. The method a forecaster chooses depends upon the experience of the forecaster, the amount of information ...
A.
Imagination of the forecaster.
B.
Necessary amount of information.
C.
Practical knowledge of the forecaster.
D.
Degree of difficulty involved in forecasting.