Management is concerned that workers create more product defects at the very beginning and end of a work shift than at other times of their eight-hour workday.Construct a scatter diagram with the following data,collected last week.Is management justified in its belief? 
Definitions:
Stator
The stationary part of an electric machine, such as a motor or generator, that houses the coil windings and does not rotate.
RPM
Stands for revolutions per minute, a unit of rotational speed indicating the number of turns made by an object in one minute.
Torque
The turning force developed by a motor.
Horsepower
A unit of measurement for power, particularly for engines and motors, representing the power needed to lift 550 pounds by one foot in one second.
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