Suppose two students measure the length of a piece of wire three times each. Student A obtains results of 8.09, 8.10, and 8.11 centimeters. Student B obtains determines a length of 8.1 centimeters for all of his three measurements. Although the average length found for each student’s measurements was 8.1 cm, what qualitative statements can be made concerning the measurements made by students A and B?

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Estimate of calculation