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Multi-Layered Interfaces for Mobile Applications for Older Adults: Qualitative Analysis By Justine Yang CPSC 448B April 28, 2009

Introduction ,[object Object],[object Object],First phone in the 1970’s Phones we have today

Introduction ,[object Object],Wait, there’s something missing!

Introduction ,[object Object],Where are the seniors in the picture?

Introduction ,[object Object],[object Object],[object Object]

Motivation ,[object Object],[object Object],Multi-Layered Interface!!!

Motivation ,[object Object],[object Object],[object Object]

Study Design ,[object Object],[object Object],[object Object]

Study Design ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Study Design ,[object Object],Interface 1 Perform 1 st set of task (Add, edit, delete user) Interface 2 Perform 2 nd set of task (voice dial, text message, ringtone)

Study Design ,[object Object],Perform both sets of tasks Interface 2

Study Design ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Study Design ,[object Object],[object Object],[object Object],[object Object],[object Object]

Results and Analysis ,[object Object],ML NL ML NL

Results and Analysis ,[object Object],Total: 10/15 of the seniors prefer the ML interface NL ML 2/7 5/7 Seniors using NL 3/8 5/8 Seniors using ML Preference Learning

Results and Analysis ,[object Object],[object Object],[object Object],[object Object],[object Object]

Results and Analysis ,[object Object],[object Object]

Results and Analysis ,[object Object],ML,NL ML,NL

Results and Analysis ,[object Object],[object Object],** B = Only Basic Interface B NL ML 0/7 4/7 3/7 Seniors using NL 1/8 3/8 4/8 Seniors using ML Preference Long Term Usage

Results and Analysis ,[object Object],[object Object],[object Object]

Results and Analysis ,[object Object],[object Object],[object Object],[object Object]

Results and Analysis Age-related differences in Learning : Senior: ML interface v.s. Young: Mixed preferences Seniors take more steps, difference between NL and ML is larger Seniors take more time, difference between NL and ML is larger

Results and Analysis ,[object Object],[object Object],Takes same number of steps, no difference between NL and ML Seniors take more time, no difference between NL and ML

Results and Analysis ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Results and Analysis ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Results and Analysis ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Results and Analysis ,[object Object],[object Object],[object Object],Mobile Devices Computer 16/16 16/16 Young 5/15 15/15 Senior Experience

Results and Analysis Possible Cause #2: Past Experience Senior : Less Experience complex, need guidance Takes more steps and longer time

Results and Analysis ,[object Object],[object Object],[object Object],[object Object],20 10 identical Possible Cause #2: Past Experience Young : Abundant Experience not complex, efficiency “ Plus, it’s not that complicated. It’s pretty standard I guess. It’s probably harder for people in my parents age.” (NL, age 20-39, P4)

Conclusion ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Conclusion ,[object Object],[object Object],[object Object]

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