Approximately Two-Thirds (68 Percent) of All Scores on the WAIS

question 65

Multiple Choice

Approximately two-thirds (68 percent) of all scores on the WAIS fall between _____ and _____, a range that is considered to indicate normal or average intelligence.

• A)100; 150.
• B)50; 150.
• C)85; 115.
• D)60; 130.

---

Definitions:

Arousal

A physiological and psychological state of being awake or reactive to stimuli.

Performance

Performance refers to the act of carrying out a task or conducting an activity, often measured against known standards of accuracy, completeness, and speed.

Extrinsic Motivation

A desire to perform an activity to achieve an external goal that activity is directed toward.

Self-efficacy

An individual's belief in their own ability to complete tasks and achieve goals.