A Laboratory Technician Analyzed a Sample Three Times for Percent

Multiple Choice

A laboratory technician analyzed a sample three times for percent iron and got the following results: 22.43% Fe, 24.98% Fe, and 21.02% Fe. The actual percent iron in the sample was 22.81%. The analyst's

A) precision was poor but the average result was accurate.
B) accuracy was poor but the precision was good.
C) work was only qualitative.
D) work was precise.