以下是高頓網(wǎng)校為大家整理的:F2會計師與企業(yè)匯總,希望對考生們有所幫助。
 
  Session 2 Sources of data
 
  Main contents:
  1. Types of data
  2. Secondary data
  3. Sampling methods
 
  2.1 Types of data
 
  Data can be classified as follows:
  (a)Primary and secondary data
  Primary data – are data collected especially for a specific purpose.
  Secondary data – are data which have been collected elsewhere, for some
  other purposes, but which can be used or adapted for the
  survey being conducted.
 
  (b)Discrete and continuous data
  Discrete data – are data which can only be taken on a finite or countable
  number of values within a given range.
  Continuous data – are data which can take on any value.
 
  (c )Sample and population data
  Sample data – are data arising as a result of investigating a sample
  Population data – are data arising as a result of investigating the population.
 
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