2007年初级统计学和统计法基础知识试卷及答案(国外英语资料).docVIP

2007年初级统计学和统计法基础知识试卷及答案(国外英语资料) Basic statistics and statistics, basic knowledge, test papers and answers in 2007 1. you will get a special answer sheet at the same time you get the test paper. All questions must be answered on the special answer sheet and not answered on the test paper or on the draft paper. 2. please read the questions carefully and answer the questions when you answer them. A single choice (each of the following four questions each candidate answer, only one is correct. The total of 40 points, 1 points per question). 1., in the study of objective things, from the overall point of view, all of its units or the majority of units to observe and analyze the method of study is. A. mass observation B. statistical model method C. comprehensive index method D. statistical inference 2., the two main characteristics of statistical indicators are (). A. continuous variables and discrete variables B. homogeneity and diversity The quantity and quantity of C. homogeneous things Quantity and totality of D. 3. of the following options are subject to aggregate indicators. A. population density B. gross domestic product C. capital profit margin D. unit product cost 4. it is () that a regular investigation is required of the following circumstances. A. output of agricultural products B. population size C. farm machinery ownership D. cultivated land area 5., in order to promote the production and management experience of advanced enterprises, investigate several enterprises with the best benefit. A. focus survey B. typical survey C. census D. sampling survey 6. when investigating the yield of crops, it should be used (). A. typical survey B. focus survey C. statistical reports D. sampling survey The frequency in a series of 7. numbers refers to. The distribution times of each group in A. were compared with each other The frequency of each group in B. was compared with each other The ratio of distribution times to total times in C. groups D. ratio of distribution tim