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LEC 4- Quantitative ways of Collecting data - Coggle Diagram
LEC 4- Quantitative ways of Collecting data
CURSOR TRACKING
Gives an insight on where users are hovering and clicking
However sometimes is not accurate
Cursor could be somewhere but attention could be somewhere else
Questionairres
SUS
measures usability
10 point questionnaire
NASA TLX
is about efforts
cognitive
physical
is a standardised questionairre
gives a score from 0-100
AttrakDiff2
is also a questionnairre
rate between opposite words
UX Questionnaire
rating between opposite words
Eye Tracking/GAZE DATA
tracking user's gaze across the screen gives a better indication to what users are paying attention to.
we have a sharp/narrow vision at the centre and it gets blurrier around the peripherals.
ANALYTICS
start by analysing the current use of site/app via TOOLS
different facts/quantitative data are available through analytics
types of data
visitors vs customers
average duration of use
number of users-cookies
cursor data
revenue vs profit
most clicked objects
Example
Google Analytics
Need to have objectives and actionable questions before you start looking at the data
Analysing Qual Data with Quant Methods
word frequency analysis
EMS
Participants were stimulated with 4 pulse widths
4 different hz
3 muscle locations
what words would you use to describe how this feels?
Quantitative Usability testing