The Student T Distribution

question 12

Multiple Choice

The Student t distribution:

• A)is symmetrical.
• B)approaches the normal distribution as the degrees of freedom increase.
• C)has more area in the tails than the standard normal distribution does.
• D)All of these choices are true.

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Definitions:

Extreme Behavior

Actions that are significantly outside the norm, often in a manner that is potentially harmful or dangerous to self or others.

Obsessive-Compulsive Disorder

A mental disorder characterized by unwanted repetitive thoughts (obsessions) and/or actions (compulsions).

Excessive Cleansing

A behavior pattern characterized by an overemphasis on cleanliness, sometimes indicative of an underlying anxiety disorder.

Common Compulsion

Repetitive behaviors or mental acts that an individual feels driven to perform in response to an obsession or according to rules that must be applied rigidly.