Number of Birds
Alana and Eva are sisters.Let X denote the number of birds that Alana may have in the next two years,and let Y denote the number of birds Eva may have during the same period.The marginal probability distributions of X and Y are shown below. 
-{Number of Birds Narrative} Compute the mean and variance of X.
Definitions:
Harm Reduction
Strategies and policies designed to minimize negative health, social, and legal impacts associated with human behaviors, such as drug use.
Detoxification Program
A medically supervised treatment plan aimed at removing toxic substances from the body, commonly used for addiction recovery.
Needle Exchange
A program that allows intravenous drug users to obtain clean syringes in exchange for used ones to reduce the spread of infectious diseases.
Multicultural Competencies
The skills and understanding required to interact effectively and respectfully with individuals from diverse cultural backgrounds.
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