These provide links to a wide variety of relevant external websites. Explore the Stat Links to check, and extend, your understanding of the course material.

• A description of how public opinion polls are conducted. Pay special attention to the issue of margin of error (sampling error).
  
  

• This link provides references to over 300 articles/books concerning the use of significance testing.
  
  

• This link provides more references to articles/books concerning the use of significance testing.
  
  

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