Similar but Updated Questions

• Re-visualizing the number of self-talks:Instead of visualizing the number of total occurrence of self-talks in each week, plot the unique number of students showing the self-talk per each week.
• Visualize the number of students per week showing the following definition of “gaming the system” behavior
  1. The number of students whose lastmessage in the cohort is [1 hour, 3 hours, 6 hours, 12 hours] after 00:00 on each week’s Monday
  2. The number of students whose firstmessage in the cohort is [1 hour, 3 hours, 6 hours, 12 hours] before 12:00 (noon) on each week’s Wednesday
  3. When visualizing the graph, please plot or print all of the graphs with different thresholds within a single notebook cell.
• Using PageRank centrality measure, run a statistical testing on the difference in these cohesion metrics between a group that contains at least 1 member with “gaming the system” behavior vs. a group that does not contain any.
  1. For the definition of “gaming the system”, please select any one of the four definitions that we have explored that interest you.
  2. When running a statistical testing, note that you would have to treat each week as a “blocking factor”