管理会计：Sources of data unit Test and Answer.docx

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1、一、单项选择题1、 Which of the following is/are primary sources of data? (i)Historical records of transport costs to be used to prepare forecasts for budgetary planning(ii)The Annual Abstract of Statistics, published by the Office for National Statistics in the United Kingdom(iii)Data collected by a bank in

2、 a telephone survey to monitor the effectiveness of the bank，s customer servicesA. (iii) only(i) and (ii)B. (i) only(i) and (iii)正确答案：A解析： Data collected by survey for a particular project are a primary data source. Historical records of transport costs were not collected specifically for the prepar

3、ation of forecasts, therefore these are secondary data. The Annual Abstract of Statistics is a source of secondary external data. 2、The fol lowing statements relate to different types of data: (i) Secondary data are data col lected especially for a specific purpose(ii) Discrete data can take on any

4、valueQualitative data are data that cannot be measured(iii) Population data are data arising as a result of investigating a group of people or objects Which of the statements are true?A. (i) and (ii) only(ii) and (iv) onlyB. (ii) and (iii) only(iii) and (iv) only正确答案：D解析：It is primary data that is c

5、ollected for a specific purpose so (i) is false. Continuous data can take on any value so (ii) is false. Both (iii) and (iv) are true.3、 Which of the following statements are false?A. ) If a sample is selected using random sampling, it will be free from bias.B. i) A sampling frame is a numbered list

6、 of all items in a sample.C. ii) In cluster sampling there is very little potential for bias.D. v) In quota sampling, investigators are told to interview all the people they meet up to a certain quota.E. (ii) and (iii)(i), (ii), (iii) and (iv)F. (i), (ii) and (iii)(ii) only正确答案：A 解析： A sampling fram

7、e is a numbered list of all items in a population (not a sample). Cluster sampling involves selecting one definable subsection of the population which therefore makes the potential for bias considerable.4、 Government statistics can be a useful source of data and information. Which one of the followi

8、ng types of data is most likely to be obtained from government statistics?A.Population dataB. Foreign exchange ratesC.Interest ratesD. Details of industry costs正确答案：A 解析：Foreign exchange rates and interest rates are likely to be obtained from financial newspapers. Details of industry costs are more

9、likely to be found in trade journals.5 Which of the following explains the essence of quota sampling?A.Each element of the population has an equal chance of being chosenEvery element of one definable sub-section of the population is selectedB. None of the aboveD.Every nth member of the population is

10、 selected正确答案：C解析： In quota sampling, investigators are told to interview all of the people they meet up to a certain quota.6 A firm which bottles shampoo selects some filled bottles for examination. The procedure used is that two random numbers are chosen, x and y. Starting at the xth bottle filled

11、, every bottle at an interval of y is then chosen for examination. Which BEST describes this type of sampling?1、 RandomB.Multi-stageC.SystematicD.Stratified正确答案：C解析：Systematic sampling is a sampling method which works by selecting every nth item after a random start.7、 A publishing company is resear

12、ching the reading habits of the United Kingdom s population. It randomly selects a number of locations from around the UK and then interviews everyone who lives in these locations.What is this approach to sampling known as?A.Systematic samplingB.Stratified samplingC.Quota samplingD.Cluster sampling正

13、确答案：D8 I If a sample is selected using random sampling, it will be free from bias.II A sampling frame is a numbered list of all items in a sample.Ill Cluster sampling is a non-probability sampling method.IV In quota sampling, investigators are told to interview all the people they meet up to a certa

14、in quota. Which of the above statements are true?A.I and II onlyI, II , III and IVC.I and TV onlyD. I, II and IV only正确答案：CThe essence of systematic sampling is that: A.Every nth item of the population is selected.B. Every element of one definable subsection of the population is selected.C. Each ele

15、ment of the population has an equal chance of being chosen.D. Members of various strata are selected by the interviewers up to predetermined limits.正确答案：A10、Under which sampling method does every member of the target population have an equal chance of being in the sample?A.Systematic samplingB.Cluster samplingC.Stratified samplingD.Random sampling正确答案：D