As preparation for the following exercises, you will gather some baseline information about the speed, accuracy and satisfaction of four able-bodied users as they carry out some common tasks on an e-commerce site. Choose one of the major e-commerce sites that sells books. You will use this site for all user testing that you perform.
a. Prepare an informed content document. See Chapter 8 for tips on preparing it.
b. Prepare a written introductory orientation script. In it, mention that you are gathering information on how an able-bodied person carries out several common activities on an e-commerce site. See Chapter 8 for a discussion of the important points to make in this script.
c. Prepare a short pre-test questionnaire that asses the following:
Familiarity with Web browsing.
Familiarity with buying merchandise online.
Familiarity with the particular site you’re testing
(optional) any disabilities the user might have
d. Use the following procedure to test the users:
i. Configure the computer to have a Web browser open and displaying the home page of the site. Record the following measures:
Time to complete the task
Number of mistyped characters
Number of pages visited
Number of positive comments
Number of negative comments
ii. Here are the test scenarios:
Find the search box.
User the site to find the author of War and Peace.
Find the cheapest edition of War and Peace that the site sells.
Place one copy of the cheapest edition into the shopping cart.
e. Write up the results. Give a summary of the responses to the pre-test questionnaire. For each task, create a table showing the measures for each user.
f. Create a summary table that gives the average measures for each of the tasks.
Before completing any of exercises 20-24, complete exercise 19 to gather some baseline information about able-bodied users.
) See the Instructor’s Website for a) an informed consent, b) an orientation script, c) a pre-test questionnaire and d) a writeup of the results, which include a summary table giving the performance measures. Four students, Michelle Scavella, Alani Colon, Abe Mathai and Mark Soriano created these as well as the worked examples for the remaining problems in this chapter.
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