Announcement

On Wednesday we meet in the lab (CNA 405) to work on the next lab.

Coverage

• Review last assignment and confidence intervals
• Review hypothesis testing and next assignment
• Introduction to regression
• Example datasets
• Hous of TV, Web and Games the week before classes started.
• Data collected during a Web navigation study: number of clicks and the time needed to find the requested item in a Web site.
• Usability data: usage errors and users' subjective rating of usability (based on a questionnaire).
• File transfer data: size (MB) and time needed for download (seconds).
• Course evaluation data: student rating of instructor and number of responses

Presentation slides