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 coefficient of correlation between X and Y.Did you expect this result? Why?
Definitions:
Survey Archive
A survey archive is a collection or repository of survey data, questionnaires, and results that have been gathered and stored for future research, analysis, or reference.
Smile Intensity
A measure of the extent or degree to which a smile is expressed, often used in psychological and social research.
Archival Research
A research method involving the examination and analysis of records and documents from the past to study behaviors, events, or trends over time.
Naturalistic Observation
A method of research where subjects are watched in their natural environments without any manipulation by the study conductor.
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