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Sicsa 2012

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  • 1. Understanding Older Adults’ Search Habits Mike Crabb University of DundeeFriday, 22 June 12
  • 2. About meFriday, 22 June 12
  • 3. Bridg·es A structure spanning and providing passage over a gap or barrier, such as a river or roadwayFriday, 22 June 12
  • 4. Friday, 22 June 12
  • 5. Friday, 22 June 12
  • 6. Friday, 22 June 12
  • 7. lol! :-(Friday, 22 June 12
  • 8. Friday, 22 June 12
  • 9. Friday, 22 June 12
  • 10. Friday, 22 June 12
  • 11. Friday, 22 June 12
  • 12. Friday, 22 June 12
  • 13. say what!? remember about us!Friday, 22 June 12
  • 14. Older AdultsFriday, 22 June 12
  • 15. Everyone gets old eventuallyFriday, 22 June 12
  • 16. Main Problem [ ] What issues are faced by older adults when searching for information online?Friday, 22 June 12
  • 17. Oh I do like to be beside the seaside... (tiddley tum)Friday, 22 June 12
  • 18. Internet Usage High Low Fluid Intelligence High LowFriday, 22 June 12
  • 19. Internet Usage x = 5.66 t(10) = -9.78 x = 32.33 σ = 2.44 High p = .000 Low σ = 3.35 x = 17.17 σ = 4.83 Fluid Intelligence High t(10) = 4.65 p = .001 Low x = 6.0 σ = 3.35Friday, 22 June 12
  • 20. Internet Fluid Processing Crystallised Usage Intelligence Speed Intelligence Clicks per minute p < 0.05 p > 0.05 p > 0.05 p < 0.05 % time on google p < 0.05 p > 0.05 p > 0.05 p > 0.05 Average search time p < 0.05 p > 0.05 p > 0.05 p < 0.05 web pages per minute p < 0.05 p > 0.05 p > 0.05 p < 0.05 p < 0.05 p > 0.05 p > 0.05 p > 0.05 words per searchFriday, 22 June 12
  • 21. 30 participants (to start with) 30 ‘fact finding’ questions 4 cognitive tests computing 3 questionnairesFriday, 22 June 12
  • 22. Friday, 22 June 12
  • 23. fluid intelligence breadcrumb placement short term memory internet ability navigation constancy long term memory logical flow link density internet usage processing speed page readability crystallised intelligence site structureFriday, 22 June 12
  • 24. fluid intelligence breadcrumb placement short term memory internet ability navigation constancy long term memory logical flow link density internet usage processing speed page readability crystallised intelligence developer tool site structureFriday, 22 June 12
  • 25. fluid intelligence breadcrumb placement short term memory internet ability navigation constancy long term memory logical flow link density internet usage processing speed page readability crystallised intelligence user tool site structureFriday, 22 June 12
  • 26. end. michaelcrabb@computing.dundee.ac.uk @mike_crabbFriday, 22 June 12