Scores on a Test Have a Mean of 70 and Q3

question 191

Multiple Choice

Scores on a test have a mean of 70 and Q3 is 83. The scores have a distribution that is approximately normal. Find P90. (You will need to first find the standard deviation.)

• A) 94.8
• B) 92.9
• C) 93.7
• D) 95.6

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Definitions:

Dean Ornish

A physician and researcher known for his lifestyle-based approach to the prevention and treatment of heart disease.

Cognitive-behavioral Group Therapy

A form of psychotherapy that treats problems and boosts happiness by modifying dysfunctional emotions, behaviors, and thoughts, delivered in a group setting.

Cardiovascular Disease

A group of disorders that affect the heart and blood vessels, including coronary artery disease, heart attack, and stroke.

Blood Pressure

The force exerted by circulating blood upon the walls of blood vessels, a critical vital sign helping to identify various health conditions.