The measurement is 4,000.0 cm. Find the precision and the greatest possible error of the measurement.
A) The precision of the measurement is 0.001 cm. The greatest possible error of the measurement is 0.005 cm.
B) The precision of the measurement is 0.01 cm. The greatest possible error of the measurement is 0.005 cm.
C) The precision of the measurement is 0.1 cm. The greatest possible error of the measurement is 0.05 cm.
D) The precision of the measurement is 0.001 cm. The greatest possible error of the measurement is 0.0005 cm.
E) The precision of the measurement is 0.01 cm. The greatest possible error of the measurement is 0.05 cm.

Question

Quizplus · Accepted Answer

The precision of the measurement is determined by the smallest division on the measuring device, which in this case is 0.01 cm. The greatest possible error is half of the precision, which is 0.005 cm. Therefore, the best choice is B.

The Measurement Is 4,000