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【多选题】
统计数据的研究方法包括A.
大量 观察法
B.
统计分组法
C.
综合指标法
D.
统计推断法
E.
统计模型法
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【单选题】What caused the problem in September?
A.
The workers had difficulty in operating assembly machines.
B.
Third shift workers were in a training course.
C.
Some equipment did not function properly.
D.
A supplier did not deliver materials on time.
【简答题】轿夫叫船上人，怖以关门，灯笼火把如列星，一一簇拥而去——怖：
【简答题】With the difficulty of finding a perfect job, there is an increasing favor of getting a s degree nowadays. Someone said that s degree is essential with the development of the society and o...
【简答题】查询至少选修了学生201215122选修的全部课程的学生号码。
【简答题】unit1 assignment 2.27.docx
【简答题】unit1 assignment 2.25.docx
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