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Identify which type of sampling is used. A research team wants to study the demographics of college students in the U.S. using proportionate samples of students in majors reflecting actual U.S. percentages.
Major Depressive Disorder
A mental disorder characterized by a persistent and pervasive low mood that is accompanied by low self-esteem and by a loss of interest or pleasure in normally enjoyable activities.
Personal Hygiene
The practice of maintaining cleanliness and grooming of the external body to preserve health and well-being.
Vegetative Signs
Physical symptoms that are indicative of depression, such as changes in sleep, appetite, or energy levels.
Major Depressive Disorder
A psychiatric disorder characterized by a pervasive and persistent low mood accompanied by low self-esteem and loss of interest or pleasure in normally enjoyable activities.
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