A researcher observed the number of times a hummingbird visited a

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A researcher observed the number of times a hummingbird visited a feeder each day of the week with the following results: 6, 7, 4, 2, 3, 3, 3

Quantity A

Average (arithmetic mean) of data set

Quantity B

Range of data set

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

答案：B

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