Find the sample correlation coefficient for the following data. 
Definitions:
Adoption Studies
Research investigations that compare similarities between adopted children and their adoptive and biological parents to understand genetic and environmental influences.
Biological Parents
The parents who contribute their genetic material to the birth of a child, differing from adoptive or step-parents.
Understaffed Orphanages
Understaffed orphanages refer to child care institutions that do not have enough staff members to adequately care for the needs of all the children.
Puberty
The developmental period where adolescents undergo physical and hormonal changes to reach sexual maturity.
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