Bibliography

What's independent and dependent variables? 22/8/13, 7:03 pm
http://answers.yahoo.com/question/index?qid=20110522093325AA3DscO

Independent and dependent variable examples, 22/8/13, 7:05 pm
http://examples.yourdictionary.com/examples/independent-and-dependent-variable-examples.html

What is control variable? 22/8/13, 7:36 pm
http://www.businessdictionary.com/definition/control-variable.html

Reliability, 21/8/13, 6:58 pm
http://writing.colostate.edu/guides/page.cfm?pageid=1386 

What is the difference between reliability and validity in psychology research? 21/8/13, 7:06 pm

http://au.answers.yahoo.com/question/index?qid=1006032701828

Do preferences bias our choices? 18/8/13, 4:36 pm
http://www.sciencebuddies.org/science-fair-projects/project_ideas/HumBeh_p019.shtml#summary

Passive Voice, 21/8/13, 7:18 pm
http://grammar.about.com/od/pq/g/pasvoiceterm.htm

Science Fair Project Guide 18/8/13, 5:49
http://www.sciencebuddies.org/science-fair-projects/project_guide_index.shtml