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Let me intervene. . Influencing a learning environment through analytics

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Presentation given at the 8th JTEL Summer School held in May 2012 in Estoril. The hands-on workshop presented a description of Learning Analytics and then participants loaded two data sets into a …

Presentation given at the 8th JTEL Summer School held in May 2012 in Estoril. The hands-on workshop presented a description of Learning Analytics and then participants loaded two data sets into a statistical tool and manipulate them to deduce potential interventions

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  • 1. Ji Ho Park flickr.comLet me interveneInfluencing a learning environmentthrough analyticsJoint European Summer Schoolon Technology Enhanced LearningEstoril, May 21st 2012Abelardo Pardo (@abelardopardo)www.slideshare.net/abelardo_pardo
  • 2. basykes flickr.com Warning: Mud ahead! Real-world science is messyAbelardo Pardo Let me intervene. Influencing a learning environment through analytics 2
  • 3. fairlightworks flickr.com (1 Pomodoro) Presentation (1 Pomodoro) Load, manipulate data set, group comment. (1 Pomodoro) Analyze and prepare intervention Rest: Group comment 1 pomodoro = 25 min (Check it out!)Abelardo Pardo Let me intervene. Influencing a learning environment through analytics 3
  • 4. z287marc flickr.com Learning Analytics Challenges Data set today manipulationAbelardo Pardo Let me intervene. Influencing a learning environment through analytics 4
  • 5. z287marc flickr.com Learning Analytics todayAbelardo Pardo Let me intervene. Influencing a learning environment through analytics 5
  • 6. http://blog.stephenwolfram.com/2012/03/the-personal-analytics-of-my-life/Abelardo Pardo Let me intervene. Influencing a learning environment through analytics 6
  • 7. Is she pregnant?Abelardo Pardo Let me intervene. Influencing a learning environment through analytics 7
  • 8. http://sethgodin.typepad.com/seths_blog/2012/02/the-illusion-of-privacy-and-what-we-actually-care-about.html No (unwanted) surprises!Abelardo Pardo Let me intervene. Influencing a learning environment through analytics 8
  • 9. Learning Analytics Measurement, collection, analysis and reporting of data about learners and their contexts, for purposes of understanding and optimising learning and the environments in which it occurs. (US Dept. of Education)Abelardo Pardo Let me intervene. Influencing a learning environment through analytics 9
  • 10. (Campbell, De Blois, Oblinger 2007) C. Elle flickr.com Refine Collect Act The five steps Report of analytics Predict Abelardo Pardo Let me intervene. Influencing a learning environment through analytics 10
  • 11. Abelardo Pardo Let me intervene. Influencing a learning environment through analytics 11
  • 12. www.solaresearch.orgAbelardo Pardo Let me intervene. Influencing a learning environment through analytics 12
  • 13. Toerisme Leuven Learning Analytics and Knowledge Conference April 8-12, Leuven, BelgiumAbelardo Pardo Let me intervene. Influencing a learning environment through analytics 13
  • 14. z287marc flickr.com Learning Analytics Challenges todayAbelardo Pardo Let me intervene. Influencing a learning environment through analytics 14
  • 15. (Jones, 2011) bodhithaj flickr.com Administration Students Teachers Researchers Abelardo Pardo Let me intervene. Influencing a learning environment through analytics 15
  • 16. Space & Light flickr.com Collect Report Predict Act RefineAbelardo Pardo Let me intervene. Influencing a learning environment through analytics 16
  • 17. z287marc flickr.com Learning Analytics Challenges Data set today manipulationAbelardo Pardo Let me intervene. Influencing a learning environment through analytics 17
  • 18. net_efekt flickr.com 15 weeks. Sessions X, F 12-13:30 100 students 7 score tests per student Course notes with 30 “nodes” published gradually 5 events: forum_view, forum_post, visit_node, use_tool_1, use_tool_2 Make it your own course!Abelardo Pardo Let me intervene. Influencing a learning environment through analytics 18
  • 19. net_efekt flickr.com Factors user,factor_1,factor_2,factor_3,factor_4,factor_5,....,factor_N user1,3.1,Blue,25,25000,No,...,10.0 user2,2.1,Red,27,12500,Yes,...,9.6 ... ... ... userM,6.0,Magenta,32,32000,Maybe,...,1.2 user factor_1 factor_2 factor_3 factor_4 factor_5 factor_N user1 3.1 Blue 25 25000 No 10.0 user2 2.1 Red 27 12500 Yes 9.6 userM 6.0 Magenta 32 32000 Maybe 1.2 Can fk +1 be estimated by f (f1 , . . . , fk )?Abelardo Pardo Let me intervene. Influencing a learning environment through analytics 19
  • 20. net_efekt flickr.com Observed Events datetime,type,field_1,field_2,field_3,field_4,....,field_Q 2012-05-20 15:31:12,visit_url,user1,http://bit.ly,,,..., 2012-05-20 15:31:15,forum_post,user2,course A,16,25,...,2 ... ... ... 2012-05-20 23:58:05,chat,user5,user6,32,1565,...,12 datetime type field_1 field_2 field_3 field_4 field_Q 2012-05-20 15:31:12 visit_url user1 bit.ly/.. 2012-05-20 15:31:15 forum_post user2 course.. 16 25 2 2012-05-20 23:58:05 chat user6 32 1565 12 Can be “transformed” into factorsAbelardo Pardo Let me intervene. Influencing a learning environment through analytics 20
  • 21. Collect Events Sensemaking Factors f1, f2,..., fk Report Combine fk+1 ACT! Predict? ValidateAbelardo Pardo Let me intervene. Influencing a learning environment through analytics 21
  • 22. Download the last three to your personal areaAbelardo Pardo Let me intervene. Influencing a learning environment through analytics 22
  • 23. net_efekt flickr.com Exploring Scores Step 1: Load both data sets into “data frames” Step 2: Show a summary of the data just read Step 3: Histogram of the score_1 column of scores.csv Step 4: Evolution of student scoresAbelardo Pardo Let me intervene. Influencing a learning environment through analytics 23
  • 24. net_efekt flickr.com Exploring Events Step 5: Add 5 more columns to the event data-frame. Value “1” if event of certain type. Step 6: Count the events of each type and aggregate for each user Step 7: Merge previous columns with score factors. The result has 14 factors (9 scores + 5 with number of events). Can you predict anything?Abelardo Pardo Let me intervene. Influencing a learning environment through analytics 24
  • 25. net_efekt flickr.com Exploring data sets Do you have an idea about the type of facts collected? Is there any new information you discovered?Abelardo Pardo Let me intervene. Influencing a learning environment through analytics 25
  • 26. net_efekt flickr.com Potential predictions and interventions Which factor (present or new) would you like to predict? What kind of intervention would it prompt?Abelardo Pardo Let me intervene. Influencing a learning environment through analytics 26
  • 27. Ji Ho Park flickr.comLet me interveneInfluencing a learning environmentthrough analyticsAbelardo Pardo (@abelardopardo)www.slideshare.net/abelardo_pardo
  • 28. References I Stephen Wolfram The personal analytics of my life http://blog.stephenwolfram.com/2012/03/ the-personal-analytics-of-my-life/ Daily Mail How Target knows when its shoppers are pregnant - and figured out a teen was before her father did http://www.dailymail.co.uk/news/article-2102859/ How-Target-knows-shoppers-pregnant--figured-teen-father-did.html? ito=feeds-newsxml Seth Godin The illusion of privacy (and what we actually care about) http://sethgodin.typepad.com/seths_blog/2012/02/ the-illusion-of-privacy-and-what-we-actually-care-about.htmlAbelardo Pardo Let me intervene. Influencing a learning environment through analytics 28
  • 29. References II Campbell J., DeBlois P., Oblinger D. Academic Analytics EDUCAUSE White paper, 2007 Purdue University The signal project http://www.itap.purdue.edu/studio/signals/ Last accessed April 2012 David Jones Learning analytics: Starvation and telling us what we already know? http://davidtjones.wordpress.com/2012/04/01/ learning-analytics-starvation-and-telling-us-what-we-already-know/Abelardo Pardo Let me intervene. Influencing a learning environment through analytics 29

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