2.2 Participants
Participants were recruited online. Email invitations were sent to a total of 251
individuals with the choice of entering a lottery to win 100 US dollars. A total of 40
responses were received, from which 25 were valid responses. All invitations were
sent to audience within the United States. Average age of participants with valid
responses is 41.5 years with a standard deviation of 16.4 years. 13 were males and
12 were females.
3 RESULTS
Images of screen shots of the four designs were presented to each participant
one at a time with an on screen size of 800X600 pixels. The questionnaire was