Vending Machines Narrative
Let x be the number of vending machines and let y be the time (in hours) it takes to stock them. The data are as follows. 
-Refer to Vending Machines Narrative. What percentage of the total variation in y can be explained by the simple linear regression model?
Definitions:
Middle Distance Runners
Athletes who specialize in running races of intermediate lengths, typically ranging from 800 meters to 3000 meters.
800 Metres
A middle-distance track event in athletics consisting of two laps around a standard 400-metre track.
Insomnia
A condition where one has trouble either getting to sleep or remaining asleep, known as a sleep disorder.
Yoga Classes
Organized sessions where individuals practice yoga, a group of physical, mental, and spiritual practices or disciplines.
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