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 a telephone survey to monitor the effectiveness of the bank's customer services
A、(i) and (ii)
B、(i) and (iii)
C、(i) only
D、(iii) only
A、(i) and (ii)
B、(i) and (iii)
C、(i) only
D、(iii) only
【参考答案及解析】
Data collected by survey for a particular project are a primary data source. Historical records of transport costs were not collected specifically for the preparation of forecasts, therefore these are secondary data. The Annual Abstract of Statistics is a source of secondary external data.
Data collected by survey for a particular project are a primary data source. Historical records of transport costs were not collected specifically for the preparation of forecasts, therefore these are secondary data. The Annual Abstract of Statistics is a source of secondary external data.