Find the equation of the least-squares line for the given data.Draw a scatter diagram for the given data and graph the least-squares line. 
Definitions:
Artificial Nails
Synthetic extensions applied to the natural fingernails to enhance their appearance.
Nail Polish
Nail polish is a lacquer applied to the fingernails or toenails to protect and decorate the nail plates.
Wristwatches
Portable timepieces designed to be worn or carried by a person, providing convenience in telling time.
Centrally Venous Catheter
A tube placed into a large vein in the neck, chest, or groin to administer medication or fluids, obtain blood tests, and directly obtain cardiovascular measurements.
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