PPT-Web Users and Usability (

Ch 2 Upsorn Praphamontripong CS 4640 Programming Languages for Web Applications Spring 2017 Have a Point Make Your Point 2 CS 4640 You have less than two minutes to convince first time visitors to stay on your web site. CMPT 281. Outline. Usability review. Observational methods. Interview methods. Questionnaire methods. Usability. ISO 9241-11:. The extent to which a product can be used by specified users to achieve specified goals with effectiveness, efficiency, and satisfaction, in a specified context of use. February 10, 2016. Usability Testing. Research Methods in HCI. Usability. Chapters 1-2. Controlled Experiments. Lab Experiment. An . artificial situation, created by and highly controlled by the experimenter, . What is . usability testing. for?. formative. . vs.. . summative. formative. . vs.. . summative. For iteratively improving an in-progress design. formative. . vs.. . summative. For benchmarking the success of a completed design. Evaluation Using. User Studies. Brad Myers. 05-863 / 08-763 / 46-863: Introduction to . Human Computer Interaction for . Technology Executives. Fall, . 2010, . Mini 2. 2. Why Evaluate with User Studies?. Lecture 8. Jakob. Nielsen…. Q: . How many programmers does it take to change a light bulb? . A: . None; it is a hardware problem. !. When . asking how many usability specialists it takes to change a light bulb, the answer might well be four: Two to conduct a field study and task analysis to determine whether people really need light, one to observe the user who actually screws in the light bulb, and one to control the video camera filming the event.. JUNIOR TIDAL. WEB SERVICES & MULTIMEDIA LIBRARIAN. NEW YORK CITY COLLEGE OF TECHNOLOGY, CUNY. April 6. th. , 2016. INTRODUCTIONS. . WHAT’S . THIS WORKSHOP ABOUT, ANYWAY?. WHAT IS USABILITY?. WHY USABILITY IMPORTANT. JUNIOR TIDAL. ASSOCIATE PROFESSOR, WEB SERVICES & MULTIMEDIA LIBRARIAN. NEW YORK CITY COLLEGE OF TECHNOLOGY, CUNY. @JUNIORTIDAL. SLA STUDENT CHAPTER SKILL SHARE. PRATT INSTITUTE . APRIL 23, 2016. Chapter 4. Introduction. Why evaluate?. Designers become too entranced. What I like. Sunk cost fallacy. Experienced designers know extensive testing is required. How do you test?. A web site?. Air traffic control system?. Fall 2014. 1. Anthony Tang. Learning Objectives. At the end of this lecture, you should be able to:. » Know how to select users for a usability test, and how many. » Be able to describe how to analyze data. JUNIOR TIDAL. ASSOCIATE PROFESSOR, WEB SERVICES & MULTIMEDIA LIBRARIAN. NEW YORK CITY COLLEGE OF TECHNOLOGY, CUNY. @JUNIORTIDAL. SLA STUDENT CHAPTER SKILL SHARE. PRATT INSTITUTE . APRIL 23, 2016. JUNIOR TIDAL. WEB SERVICES & MULTIMEDIA LIBRARIAN. NEW YORK CITY COLLEGE OF TECHNOLOGY, CUNY. April 6. th. , 2016. INTRODUCTIONS. . WHAT’S . THIS WORKSHOP ABOUT, ANYWAY?. WHAT IS USABILITY?. WHY USABILITY IMPORTANT. november december 2006A 46 MILLION COMPUTER SYSTEMGSAGSAegional offices in Denver and Philadelphia in 2004 slowed businessfices in Denver and Philadelphia in 2004 slowed businessThe new system design Al-. Matrafi. Why Should You Care About Usability?. Have you ever…. gotten lost in a Web site?. left a site without finding the information you wanted?. waited too long for a page to download?. gone to a site you can’t view or read?. . Brad Myers. 05-863 / 08-763 / 46-863: Introduction to . Human Computer Interaction for . Technology Executives. Fall, . 2010, . Mini 2. HW 1. Almost everyone did really well; average = . 92.1. Check on .