Four people weigh a standard mass of 10.00 g on the same balance. Which of the following sets of readings suggest measurements that are neither precise nor accurate?

10.00 g, 10.01 g, 9.99 g, 9.98 g

10.00 g, 12.15 g, 8.03 g, 9.23 g

12.18 g, 12.16 g, 12.17 g, 12.18 g

10.0 g, 10.001 g, 9.9 g, 9.8995 g

Question

Four people weigh a standard mass of 10.00 g on the same balance. Which of the following sets of readings suggest measurements that are neither precise nor accurate?
		
10.00 g, 10.01 g, 9.99 g, 9.98 g
		
10.00 g, 12.15 g, 8.03 g, 9.23 g
		
12.18 g, 12.16 g, 12.17 g, 12.18 g
		
10.0 g, 10.001 g, 9.9 g, 9.8995 g

anonymous · Answer

@Missiey can you help me?

anonymous · Answer

0.00, 10.01, 9.99, and 9.98 are very close to 10.00, and are located near 10.00, so this data set is accurate and precise.
10.0, 10.001, 9.9,  9.8995 is the same as the first set, accurate and precise.