The measurement is 42.130 m. Find the precision and the greatest possible error of the measurement.
A) The precision of the measurement is 0.0001 m. The greatest possible error of the measurement is 0.00005 m.
B) The precision of the measurement is 0.001 m. The greatest possible error of the measurement is 0.0005 m.
C) The precision of the measurement is 0.0001 m. The greatest possible error of the measurement is 0.0005 m.
D) The precision of the measurement is 0.00001 m. The greatest possible error of the measurement is 0.00005 m.
E) The precision of the measurement is 0.00001 m. The greatest possible error of the measurement is 0.000005 m.

Question

Quizplus · Accepted Answer

The precision of a measurement is determined by the smallest unit to which it is measured, which in this case is 0.0001 m (the digit in the ten-thousandths place). The greatest possible error is half of the unit of the smallest digit, which is 0.00005 m.

The Measurement Is 42