In a competition, a certain contestant scored either 2 points or 4 points in each round of the competition. This contestant's average (arithmetic mean) score for the entire competition was 3.8 points per round.

In a competition, a certain contestant scored either 2 points or 4 points in each round of the competition. This contestant’s average (arithmetic mean) score for the entire competition was 3.8 points per round.

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In a competition, a certain contestant scored either 2 points or 4 points in each round of the competition. This contestant’s average (arithmetic mean) score for the entire competition was 3.8 points per round.

A . Quantity A is greater.
B . Quantity B is greater.
C . The two quantities arc equal.
D . The relationship cannot be determined from the information given.

Answer: C