Coinciding with the signposting in your textbook, here you will find a combination of links to selected external sites, downloadable documents featuring case studies and extra examples, as well as author-created group activities.

WEBLINK 1:

Further information about the UK general election, 2015

WEBLINK 2:

Information about non-response rates

http://www.aapor.org/Education-Resources/For-Researchers/Poll-Survey-FAQ/Response-Rates-An-Overview.aspx

http://poq.oxfordjournals.org/content/70/5/646.full?sid=b350e341-f381-415e-80c8-5e3099cdd3f8

http://www.russellsage.org/blog/examining-nonresponse-rates-social-science-surveys

http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4257477/

WEBLINK 3:

Information about advertising expenditure in the United States