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BETTER TIPS FOR TAPS LIBRARY TECHNOLOGY CONFERENCE 2017
JUNIOR TIDAL WEB SERVICES & MULTIMEDIA LIBRARIAN NEW YORK CITY COLLEGE OF TECHNOLOGY, CUNY
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OVERVIEW MOBILE USABILITY TESTING MOBILE VS DESKTOP
SETTING UP THE TEST CONDUCTING THE TEST DATA ANALYSIS
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WHAT IS USABILITY TESTING?
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MOBILE USABILITY TESTING IS THE EVALUATION OF A MOBILE WEBSITE ON A DEVICE, SUCH AS A TABLET OR SMARTPHONE.
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STEVE KRUG, DON’T MAKE ME THINK
“USABILITY REALLY JUST MEANS MAKING SURE THAT SOMETHING WORKS WELL: THAT A PERSON OF AVERAGE ABILITY AND EXPERIENCE CAN USE THE THING…” STEVE KRUG, DON’T MAKE ME THINK Krug, S. (2006). Don't make me think!: A common sense approach to Web usability. Berkeley, Calif: New Riders Pub.
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USABILITY CAN DETERMINE IF THE USER’S EXPERIENCE IS SATISFYING OR FRUSTRATING.
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USABILITY TESTING IDENITIFES OBSTACLES THAT USERS MAY ENCOUNTER.
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OBSTACLES CAN BE AS SIMPLE AS BROKEN LINKS OR HIGHLIGHTING MORE SERIOUS BUGS IN A WEBSITE.
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USABILITY TESTING GIVES INSIGHT TO USER PREFERENCES AND BEHAVIORS
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WHY IS USABILITY IMPORTANT?
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EXERCISE: MAKE A PB&J SANDWICH
WRITE INSTRUCTIONS DOWN FOR ASSEMBLING A PB&J YOU HAVE… 1 PACKAGE OF A BREAD LOAF 1 CONTAINER OF PEANUT BUTTER 1 CONTAINER OF JELLY 1 KNIFE
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WHY IS TESTING USABILITY IMPORTANT?
Hopefully this workshop has shown that as librarians, we have a bias on how users interact with our sites. There are no instructions when using a website. People play with it and stumble upon what they need to do. Plus, there can benumerous ways to do a single task.
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LIKE PB&J SANDWICHES, WEBSITES DON’T COME WITH INSTRUCTIONS
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LIBRARY WEBSITES CAN BE VERY COMPLICATED
Numerous transactions Logins 3rd party vendors Discovery tools
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IMPROVES PERFORMANCE
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KEEPS COST DOWN
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TESTING IDENTIFIES WHAT WORKS AND WHAT DOESN’T
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IMPROVES EFFICIENCY SO DEVELOPERS CAN FOCUS ON OTHER TASKS
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DATA-DRIVEN DESIGN DECISIONS CAN BE MADE
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REDUCES REWORK OR BIG FIXES
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HELPS MAKE DATA-BASED DECISIONS
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INCORPORATES THE USER’S PERSPECTIVE AND VOICE
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-SUMANA HARIHARESWARA
“YOU HAVE TO LOOK AT YOUR SERVICE FROM THE POINT OF VIEW OF SOMEONE WHO KNOWS A LOT LESS THAN YOU AND SEE WHERE THEY’RE COMING FROM.” -SUMANA HARIHARESWARA Harihareswara, S. (2015). User Experience is a Social Justice Issue. Code4Lib, 28. Retrieved from
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MOBILE VS DESKTOP
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WHAT ARE SOME DIFFERENCES BETWEEN MOBILE AND DESKTOP TESTING?
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THE MOBILE CONTEXT - THE CIRCUMSTANCES AND ENVIRONMENT A MOBILE DEVICE IS USED.
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MOBILE DEVICES ARE PORTABLE AND CAN BE USED ANYWHERE AND ANY TIME.
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DESKTOP MACHINES ARE TETHERED.
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LAPTOPS ARE NOT AS MOBILE WHEN IN USE.
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THE ENVIRONMENT IN WHICH DESKTOP AND LAPTOP WORKSTATIONS ARE STATIC.
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MOBILE DEVICES HAVE SMALLER SCREEN SIZES.
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SMALLER SCREENS FORCES A DRAMATIC CHANGE TO THE INTERFACE.
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WEB PAGE REAL ESTATE AND LAYOUTS ARE MORE RESTRICTIVE IN THE MOBILE CONTEXT.
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TOUCH INTERFACE
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USERS INTERACT WITH THEIR FINGERTIPS AND NOT WITH A KEYBOARD AND MOUSE.
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OPTIMIZE TASKS THAT DOESN’T REQUIRE A KEYBOARD AND MOUSE.
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NETWORK ACCESS
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DATA TRANSFER IS AT THE MERCY OF CELL PHONE AND WIFI SIGNALS.
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LIMIT CONTENT, SUCH AS IMAGES, SO THEY CAN BE DOWNLOADED QUICKLY OVER MOBILE BROADBAND.
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TEST SETUP
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WHAT ARE THE GOALS OF YOUR TEST?
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BEFORE YOU CAN TEST, IT’S IMPORTANT TO IDENTIFY YOUR GOALS.
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EXAMPLE GOAL: YOUR DESKTOP SITE HAS BEEN MOBILE OPTIMIZED AND YOU WANT TO SEE HOW WELL THAT FARES WITH SMARTPHONE USERS.
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EXAMPLE GOAL: A DISCOVERY TOOL WAS RECENTLY INTEGRATED WITH YOUR SITE AND YOU WANT TO SEE HOW TABLET USERS UTILIZE IT.
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EXAMPLE GOAL: A WEBSITE IS IN THE PROTOTYPE STAGE, AND YOU WANT INCORPORATE THE EXPERIENCES OF MOBILE USERS BEFORE CREATING A BETA VERSION.
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GOALS DETERMINE TASKS TO TEST
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A TASK IS A PROCESS THAT USER NEEDS TO ACCOMPLISH.
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A TASK IS NOT A TASK SCENARIO.
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“TASK SCENARIOS ARE ASSIGNMENTS THAT ARE GIVEN TO USERS.”
Task Scenarios for Usability Testing. (2014, January 12). Retrieved from
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TASK SCENARIOS ARE WHAT ARE THE QUERIES USED IN A USABILITY TEST.
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THESE ARE USED TO OBSERVE USER BEHAVIOR BY PLACING THEM IN A REALISTIC, HYPOTHETICAL SITUATION IN USING THE LIBRARY WEBSITE.
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TASK VS TASK SCENARIO
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TASK: FIND THE HOURS OF THE LIBRARY WEBSITE.
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TASK SCENARIO: IMAGINE THAT YOU ARE STUDYING FOR FINALS AND NEED A SPACE TO STUDY. USING THE LIBRARY WEBSITE, DETERMINE THE LIBRARY’S HOURS.
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WHO ARE YOU TESTING?
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WHO IS YOUR USER BASE?
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MOBILE USABILITY TESTING INHERENTLY GIVES A SET OF USERS, THOSE WHO USE MOBILE DEVICES
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WHAT TYPE OF MOBILE USERS?
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TABLET USERS? SMARTPHONE USERS? ANDROID TABLET USERS? iPHONE USERS? ALL OF THE ABOVE?
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ANALYTICS CAN PROVIDE CLUES ON WHAT KIND OF USER IS BEST FOR USABILITY TESTING.
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ANALYTICS CAN HELP CREATE A PERSONA OR A “REALISTIC REPRESENTATION” OF YOUR AUDIENCE.
Affairs, A. S. (2013, October 09). Personas. Retrieved from
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EXAMPLE PERSONA: A 19 YEAR OLD FRESHMEN STUDENT WHO IS A FIRST-TIME RESEARCHER THAT PRIMARILY USES A SMARTPHONE FOR INTERNET ACCESS.
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EXAMPLE PERSONA: A 51 YEAR OLD CONTINUING EDUCATION STUDENT WHO USES A TABLET COMPUTER PRIMARILY FOR AND SOCIAL MEDIA.
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PARTICIPANTS SHOULD BE COMFORTABLE AND FAMILIAR WITH THE DEVICE THAT THE TEST IS CONDUCTED ON.
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IF THEY ARE USING A DEVICE THEY ARE NOT FAMILIAR WITH, THIS COULD TAINT THE TEST.
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YOU MAY FIND PROBLEMS WITH THE HARDWARE RATHER THAN THE WEBSITE.
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HOW MANY USERS TO TEST?
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LITERATURE SUGGESTS 5 USERS FOR A COGNITIVE WALKTHOUGH USABILITY TEST.
Nielsen, J. (2000, March 19). Why You Only Need to Test with 5 Users. Retrieved from
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LABORATORY TESTING VS FIELD TESTING
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THERE ARE TWO TYPES OF TESTING: LABORATORY TESTING AND FIELD TESTING.
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WHAT IS LABORATORY TESTING?
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A LABORATORY TEST IS CONDUCTED IN A CONTROLLED ENVIRONMENT.
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IN A LAB TEST, DEVICES MAY BE PROVIDED BY THE PROCTORS.
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NETWORK ACCESS IS READILY AVAILABLE.
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WHAT IS FIELD TESTING?
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FIELD TESTING IS CONDUCTED OUTSIDE THE CONTROL OF A LAB FOR MORE REALISTIC RESULTS.
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THE USER MAY HAVE TO CONFIGURE THEIR OWN NETWORK CONNECTION.
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FIELD TESTING CONTAINS THE DISTRACTIONS OF THE REAL WORLD.
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TEST COMPONENTS
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METRICS
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METRICS MEASURE USER INTERACTIONS WITH THE APPLICATION.
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TASK TIMING
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NUMBER OF TAPS TO COMPLETE A TASK
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SUCCESS/FAILURE RATE
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TALK ALOUD PROTOCOL (TAP)
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CONDUCTING THE TEST
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PROCTORING THE TEST
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THERE SHOULD BE A LEAD TESTER, AND ADDITIONAL SUPPORT SUCH AS NOTE TAKER.
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THE PROCTOR WILL CONDUCT THE TEST.
The proctor will navigate the test with the user.
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THE PROCTOR CANNOT ANSWER QUESTIONS, SO NOT TO LEAD THE PARTICIPANT.
IT MAY BE MANDATORY IF THE TEST IS NOT RECORDED IN AN ELECTRONIC WAY.
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A NOTE TAKER(S) SHOULD ALSO BE PRESENT.
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DIGITAL RECORDING IS BEST.
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WHERE TO TEST
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A CLOSED CONFERENCE ROOM.
LAB TESTING: A CLOSED CONFERENCE ROOM.
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NO DISTRACTIONS, PARTICIPANT CAN FOCUS IN A QUIET ROOM.
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ADDITIONAL EQUIPMENT CAN BE USED, SUCH AS A MONITOR TO TRACK NAVIGATION
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EASIER TO RECORD RESULTS IN A LAB TEST
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LAB TESTING ALLOWS INCORPORATION OF OBSERVERS
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EASIER TO INCORPORATE OBSERVERS THROUGH GOOGLE HANGOUTS, CLOSED CIRCUIT FEED, OR SKYPE IN A LAB TEST.
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FIELD TESTING
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FIELD TESTING WOULD BE ANYWHERE THEY COULD USE A MOBILE DEVICE.
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FIELD TESTS CAN BE CONDUCTED IN LINE AT THE CIRCULATION DESK, A CAFE, OR IN THE STACKS
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THE DOWNSIDE OF FIELD TESTING IS THAT IT IS HARDER TO CAPTURE RESULTS
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NETWORK ACCESS MAY BE SPOTTY IN A FIELD TEST.
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WHEREVER YOU TEST, MAKE SURE IT MEETS INSTITUTIONAL REQUIREMENTS.
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IRB TESTING AND APPROVAL
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FUNDING FOR INCENTIVES
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SCHEDULING
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SCHEDULING PARTICIPANTS CAN BE DIFFICULT
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ONLINE SURVEYS, DOODLE POLLS, AND GOOGLE CALENDAR CAN BE USED TO FACILITATE SCHEDULING.
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ONLINE SURVEYS CAN BE USED TO SCREEN PARTICIPANTS.
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THE ONLINE SURVEY CAN ALSO BE USE TO DETERMINE A USER’S PREFERRED DEVICE.
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PARTICIPANTS MAY CANCEL LAST MINUTE OR NOT SHOW UP AT ALL.
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TECHNICAL SETUP
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TOOLS TO CAPTURE THE TEST
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SCREEN CAPTURE SOFTWARE CAMERAS DOCUMENT SCANNERS DIGITAL MP3 RECORDERS
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FREE TOOLS: QUICKTIME (MAC OS X ONLY) FOR SCREEN CAPTURE AUDACITY FOR AUDIO CAPTURE PHOTOBOOTH (MAC OS X ONLY) FOR PARTICIPANT CAPTURE
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PROPRIETARY TOOLS: CAMTASIA (SCREEN AND WEB CAM CAPTURE) MORAE (USABILITY SUITE) REFLECTOR (MOBILE DEVICE SCREEN CAPTURE)
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OBSERVERS
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OBSERVERS SHOULD BE HIDDEN FROM PARTICIPANTS.
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OBSERVERS COULD BE OTHER STAKEHOLDERS.
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OBSERVERS CAN TAKE NOTES AND OFFER DIFFERENT PERSPECTIVES.
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USABILITY EXERCISE
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1. FIND A PARTNER OR CREATE A TRIO 2
1. FIND A PARTNER OR CREATE A TRIO 2. TEST EACH OTHER’S WEBSITES ON A MOBILE DEVICE 3. DISCUSS FINDINGS
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DATA ANALYSIS
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METRICS AND TAP RESPONSES CREATE PATTERNS AND IDENTIFY PROBLEMS.
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RE-DESIGN THE SITE TO SOLVE THOSE PROBLEMS.
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RE-TEST TO DETERMINE HOW WELL THAT WORKS OUT
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CONCLUSION
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QUESTIONS?
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THANKS!
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