Sean Describes Himself as Having Hardly Ever Being Happy

question 55

Multiple Choice

Sean describes himself as having hardly ever being happy. He occasionally feels okay, but it never lasts more than a day or so. He has trouble sleeping, doesn't eat much, and feels like nothing will ever change in his life. He says this has been going on for as long as he can remember. The best diagnosis for Sean is _________

• A) cyclothymia.
• B) persistent depressive disorder.
• C) major depressive disorder.
• D) bipolar II.

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Definitions:

Root Mean Square Error

A measure of the differences between values predicted by a model or an estimator and the values observed, serving as a standard way to measure the error of a model.

Smoothing Constant

A parameter used in exponential smoothing methods to control the weight of past observations in forecasting.

Regression Method

A statistical approach used to model and analyze the relationship between a dependent and one or more independent variables.

Industrial Lathe Sales

The commercial activity involving the buying and selling of industrial lathes, which are machines used to shape metal or wood.