COSC 75 | Midterms Flashcards
an important method for collecting data on human and system information requirements
interviewing
Interviews reveal information about:
- Interviewee opinions
- Interviewee feelings
- Goals
- Key HCI concerns
allow interviewees to respond how they wish, and to what length they wish. appropriate when the analyst is interested in breadth and depth of reply
open-ended questions
- limit the number of possible responses.
- appropriate for generating precise, reliable data that is easy to analyze.
- it requires little skill for interviewers to administer
closed interview questions
- are those that may be answered with a “yes” or “no” or “agree” or “disagree.”
- should be used sparingly
- a special kind of closed question
bipolar questions
purpose of probing questions
- To get more meaning
- To clarify
- To draw out and expand on the interviewee’s point
- elicit more detail about previous questions
- may be either open-ended or closed
probes
Arranging Questions
pyramid
funnel
diamond
Starting with closed questions and working toward open-ended questions
pyramid
Starting with open-ended questions and working toward closed questions
funnel
Starting with closed, moving toward open-ended, and ending with closed questions
diamond
- can replace a series of interviews with the user community
- a technique that allows the analyst to accomplish requirements analysis and design the user interface with the users in a group setting
Joint Application Design (JAD)
Where to Hold JAD Meetings
offsite
attendance
are useful in gathering information from key organization members
questionnaires
two different forms of measurement scales
nominal
interval
