ch. 7 Flashcards
1
Q
T or F: speed-accuracy trade off is one of the most common occurrences in daily activities
A
true
2
Q
Class I trade off
A
Occurs in situations in which the goal is to move a limb as quickly as possible to reach or touch a target with minimal amounts of error
3
Q
Give an example of a type I trade off
A
Typing
4
Q
Fitts Law
A
People can move quickly at the expense of being less accurate OR they can be accurate at the expense of being slow
5
Q
What is the bias in Fitts Law?
A
- It involves an unusual movement situation that is not typical in every day tasks
- It only produces one specific type of speed-accuracy trade-off
6
Q
Linear speed accuracy trade-off
A
Single-aiming, constrained movement-time paradigm
7
Q
Linear speed accuracy trade-off: movement time increases ______ in relation to the intended goal and from preprogrammed tasks
A
linearly
