The Estimated Variance for an Activity with a Most Likely

question 47

Multiple Choice

The estimated variance for an activity with a most likely time (m) equal to 12 weeks,an optimistic time (a) equal to 9 weeks,and a pessimistic time (b) equal to 18 weeks is

• A)3.75 weeks.
• B)1.50 weeks.
• C)5.25 weeks.
• D)2.25 weeks.

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Definitions:

Psychosocial Variables

Factors that involve both psychological and social aspects affecting an individual's mental health and behavior.

Morbidity

The condition of being diseased or unhealthy within a population, often used to describe the rate of incidence of a disease.

Mortality

The state of being mortal or the incidence of death within a population or group.

Health Psychology

A field of psychology that focuses on how biological, psychological, and social factors affect health and illness.