1. Ist 331 class 6 [5 min.] frank ritter, 11 sept 14 Computers/phones still off Questions? Fill out two surveys Project 1 abstracts in [15 min.] ABCS1, 2, 3 [20 min.] IS lab [20 min.] Learning lab

2. Project 1 [15 min.] Handin Questions, Concerns, Things to share?

3. Ch 1 ABCS Anthropometrics Behavior Cognitive Social These are everywhere, even on Reddit

4. Chapter 4 1.Posture 2.Haptic and kinesthetic and the other 5 senses 3.Fitts law

5. Ch 3 Fitts Law [10 min.]

6. Fitts Law Time to move = –Constant + rate * ID –150 + 100 log2(2d/w) –70 log2(d/w + 0.5) Implications –Make d short –Make W large –W on edge is infinite –Make d 0 –Make constants small (e.g., pointing finger vs. complex joystick; clean mouse vs. rat) –Move to keystroke

7. Typing 10-80 wpm Faster with practice Differ by letter, pair, word 3% errors (hmm), but 30% time

8. Lab 1 [20 min.] Questions, Concerns, Things to share?

9. Lab 2 [5 min.] Overview of lab Pick your task carefully –About 1 min. is ok, 30 sec a bit better, 10 s too fast, 2 min. too slow (typically, for lab, not for project)