The Following Measurements of the Mass of an Aspirin Tablet

Multiple Choice

The following measurements of the mass of an aspirin tablet were made by different students in a lab. Each set gives the results of 3 measurements followed by the average. Which set produced the most accurate result? All values are in grams. The standard value reported by an analytical laboratory was 1.501 g.

A) 1.513, 1.503, 1.522 = 1.513
B) 1.513, 1.511, 1.450 = 1.491
C) 1.513, 1.459, 1.533 = 1.502
D) 1.513, 1.517, 1.512 = 1.514
E) 1.513, 1.510, 1.523 = 1.515