In Testing the Difference Between the Means of Two Normally

question 8

True/False

In testing the difference between the means of two normally distributed populations with known population standard deviations,we can only use a two-sided test.

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Definitions:

Community Psychology

An area of psychology that focuses on understanding individuals within their social, cultural, economic, geographical, and political contexts, and on promoting community well-being.

Ecological Perspective

A perspective on health promotion that considers nested levels of analysis, viewing mental health problems in the context of characteristics of the individual (for example, coping skills, personality traits); the microsystem (that is, the family and social network); the exo-system, which mediates between the individual, the family, and the larger society (for example, work settings, schools, religious settings, neighbourhoods); and the macrosystem (for example, social norms, social class).

Sociological Medicine

The study of how social factors, such as class, race, and relationships, impact health, disease, and healthcare practices.

Treatment Services

A broad range of professional medical or psychological interventions intended to manage or cure health conditions or disorders.