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Question Stats:
48% (00:42) correct 52% (00:30) wrong based on 75 sessionsQuantity A 
Quantity B 
The average (arithmetic mean) of x, y, and z 
The average (arithmetic mean) of 0.5x, 0.5y, and 0.5z 
Quantity A 
Quantity B 
The average (arithmetic mean) of x, y, and z 
The average (arithmetic mean) of 0.5x, 0.5y, and 0.5z 

