Scandinavian languages, including Norwegian, Icelandic, Danish and _____________, are descendants of Old ___________________. They belong to the ________________ language group.
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【多选题】Regarding median, which of the followings are correct?
A.
If x is the median of a dataset, then 50% of the dataset are >= x, and 50% of the dataset are <= x.
B.
Median can be computed for both ordinal data and numeric data.
C.
Compared with mean, median is less affected by extreme values in the dataset.
D.
Compared with mean, median can be accurately computed in less time.
【简答题】We are learning English, but how can we learn English well? A student can know a lot about English, but maybe he can not speak English. If you want to know how to swim, you must get into the river. An...
【简答题】We are learning English, but how can we learn English well? A student can know a lot about English, but maybe (可能)he can not speak English. If you want to know how to swim, you must get into the river...