https://learner.coursera.help/hc/requests/new
http://www.dessci.com/en/products/mathplayer/
https://www.coursera.org/
https://www.coursera.org/courses
https://www.coursera.org//about/
https://www.coursera.org//about/careers
https://www.coursera.org//about/people
https://www.coursera.org//about/contact
https://www.coursera.org/
https://www.coursera.org/account/profile
https://www.coursera.org/account/accomplishments
https://www.coursera.org/account/settings
https://class.coursera.org/datasci-002/class/preferences
https://www.coursera.org/uw
https://class.coursera.org/datasci-002/
https://class.coursera.org/datasci-002
https://class.coursera.org/datasci-002/questions
https://class.coursera.org/datasci-002/class/index
https://class.coursera.org/datasci-002/lecture/index
https://class.coursera.org/datasci-002/forum/index
https://class.coursera.org/datasci-002/assignment/index
https://class.coursera.org/datasci-002/quiz/index
https://class.coursera.org/datasci-002/human_grading/index
https://class.coursera.org/datasci-002/wiki/OptionalRealWorldProject
https://class.coursera.org/datasci-002/wiki/syllabus
https://class.coursera.org/datasci-002/wiki/courselogistics
https://class.coursera.org/datasci-002/wiki/ClassVirtualMachine
https://class.coursera.org/datasci-002/wiki/GithubInstructions
https://class.coursera.org/datasci-002/wiki/PythonResources
https://class.coursera.org/datasci-002/wiki/awssetup
https://class.coursera.org/datasci-002/quiz/index?quiz_type=survey
https://class.coursera.org/datasci-002/wiki/aboutus
https://learner.coursera.help/
https://class.coursera.org/datasci-002/forum/list?forum_id=10000&url=https%3A%2F%2Fclass.coursera.org%2Fdatasci-002%2Fwiki%2Fawssetup
https://class.coursera.org/datasci-002/forum/list?forum_id=10001&url=https%3A%2F%2Fclass.coursera.org%2Fdatasci-002%2Fwiki%2Fawssetup
https://class.coursera.org/datasci-002/help/pages?url=https%3A%2F%2Fclass.coursera.org%2Fdatasci-002%2Fwiki%2Fawssetup
https://class.coursera.org/mooc/help/pages/setup
http://aws.amazon.com/
https://www.google.com/voice
http://aws.amazon.com/
https://console.aws.amazon.com/iam/home?#security_credential
http://docs.amazonwebservices.com/AWSEC2/latest/UserGuide/generating-a-keypair.html
http://www.chiark.greenend.org.uk/~sgtatham/putty/
http://docs.aws.amazon.com/AWSEC2/latest/UserGuide/putty.html
https://console.aws.amazon.com/elasticmapreduce/home
http://aws.amazon.com/articles/2729
http://console.aws.amazon.com/elasticmapreduce/home
https://class.coursera.org/datasci-002/admin/coursepages/ilxbxsQ3EeK0mxIxPSh0YA#managingresults
http://localhost:9101/
http://lynx.isc.org/
https://console.aws.amazon.com/elasticmapreduce/home
https://console.aws.amazon.com/elasticmapreduce/home
https://aws-portal.amazon.com/gp/aws/developer/account/index.html
http://hadoop.apache.org/docs/stable/file_system_shell.html