Task
4. Modification of the goal structure.
Assuming the correct action was taken, what is the system's response?
How might this change the user's goal structure?
4.1 Quit or Backup
What percentage of users will not see progress and try to quit or backup?
% 0 25 50 75 100
4.2 Accomplished goals
List all current goals that have been accomplished.
What percentage of of users will not realize that these goals have been
accomplished
(do this for each goal listed above). % 0 25
50 75 100
4.3 Incomplete goals
List all incomplete goals that may look accomplished based on the interface
feedback.
What percentage of users might think these goals are accomplished (do this
for each
goal listed above). % 0 25 50 75 100
4.4 "And-then" Structures
What percentage of users might prematurely terminate their "and-then"
structure due to
the similarity between the subgoal and the supergoal. % 0
25 50 75 100
4.5 New goals in response to prompts
What percentage of users will form the appropriate new goal given a
system prompt.
% 0 25 50 75 100.
4.6 Other new goals
Are there any other goals that users will form given their current
goals, the perceived
state of the interace, and their background knowledge?
Describe them in detail.