Which set of data is best described as accurate and precise when compared to an accepted value of 125?

Accurate data are close to the accepted value of 125, while precise data are close to one another. In choice B, the values 122, 126, 121, and 123 cluster together and are all close to 125, so they are both accurate and precise. Choice D is tightly clustered but far from 125, making it precise but not accurate.

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