How close measured values are to each other is called...
The results of this target practice should be considered as being...

A student collected the following data in a density lab: 1.54 g/ml, 1.60 g/ml, 1.57 g/ml and 1.59 g/ml. The actual density is 2.07 g/ml. We would describe this data as having:
A student collected the following data in a density lab: 1.54 g/ml, 1.60 g/ml, 1.57 g/ml and 1.59 g/ml. The actual density is 2.07 g/ml. Calculate the percent error.