The Index of Difficulty (ID)that Can Be Derived from Fitts

question 20

Multiple Choice

The Index of Difficulty (ID) that can be derived from Fitts' law demonstrates that the same task can have various levels of difficulty and the same amount of:

• A) Movement speed
• B) Response choices
• C) Complexity
• D) Performance variability

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Definitions:

Studying

The act of applying one's mind to learning or understanding a subject, typically through reading or practicing.

Divided Attention

The ability to process two or more responses or react to two or more different demands simultaneously.

Encoding Information

The process by which sensory input is transformed into a format or code that can be stored and utilized by the memory system.

Concentrating

Focusing one's attention or mental effort on a particular object, task, or activity.