Reflecting on the Hierarchical Task Analysis
Hierarchical Task Analysis Pros and Cons My team and I chose to use Mural to show the HTA of using the self-service machine in the library. The first problem was knowing where the task started. Should we include "Get a book from the library" or is that too obvious. But what if they expected to check to see if the book is available and checking it out was something done before hand? But most libraries would have you get the book prior so we went with finding a machine for the first step. We tried keeping all the instructions concise to try and prevent them from feeling overwhelmed. We used lines to help direct the viewers attention to the corresponding steps and subcategories. The subcategories that we put below were the options they would see on the screen. We didn't include any plans for if something went awry to avoid confusion. Our team also made a HTA for how to make tea. It seemed simple enough but once I started talking with my team I realized we ...
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