Test Wais Iv -

Wechsler Adult Intelligence Scale—Fourth Edition (WAIS-IV)

Identifying whether a target symbol appears in a search group. Test Wais Iv

Evaluates non-verbal fluid reasoning and visual-spatial processing using tasks like Block Design Matrix Reasoning Visual Puzzles Working Memory Index (WMI): and cognitive speed.

Assesses the ability to store and mentally manipulate information. Digit Span, Arithmetic. Processing Speed Index (PSI): Test Wais Iv

The remains the most scientifically robust instrument for measuring adult human intelligence. It has moved far beyond a simple "IQ score" to offer a nuanced map of the mind—mapping verbal logic, spatial reasoning, attention span, and cognitive speed.