An Aptitude Test Has a Mean Score of 80 and a Standard

question 135

Essay

An aptitude test has a mean score of 80 and a standard deviation of 5. The population of scores is normally distributed.
-What raw score corresponds to the 70^th percentile?

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Definitions:

Neuritic Plaques

Extracellular accumulations of beta-amyloid protein found in the brains of individuals with Alzheimer's disease.

Alzheimer's Disease

A progressive neurodegenerative disorder characterized by cognitive decline and memory loss.

Neurofibrillary Tangles

Abnormal accumulations of a protein called tau that form inside nerve cells, commonly associated with Alzheimer's disease.

Personality Changes

Alterations in an individual's character, mannerisms, or behavioral patterns, often due to development, experiences, or psychological conditions.