According to DSM-5, Which of the Following Features Must Be

question 26

Multiple Choice

According to DSM-5, which of the following features must be present for a diagnosis of major depression?

• A) Eating disturbance or sleep disturbance
• B) Lack of pleasure or diminished interest in activities that used to be enjoyable
• C) Depressed mood or loss of interest or pleasure
• D) All of the above must be present for a diagnosis of major depression

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Definitions:

T-statistic

A T-statistic is used in statistical testing to determine the significance of the difference between the means of two groups relative to the spread or variability of their scores.

Means

Statistical measures that represent the average value in a set of numbers, calculated by dividing the sum of all numbers by the count of numbers.

Null Hypothesis

The default hypothesis that there is no effect or no difference, and any observed deviation from this state is due to chance.

Directional

Pertaining to a hypothesis or research that specifies the direction of an expected relationship or difference between variables.