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Question Percent error is a mathematical description of the accuracy of a set data. The following equation is used to calculate percent error. Two students measured the given volumetric data with a graduated cylinder. The known volume of the sample measured was 128mL. Tell whether each the data collected by each student was accurate, precise, neither, or both: 100-[(measured data/known value) X 100] student 1 student 2 123mL 135mL 124mL 118mL 122mL 125mL 123mL 134mL

Question

Percent error is a mathematical description  of the accuracy of a set data. The following equation is used to

calculate percent error. Two students measured the given volumetric data with a graduated cylinder. The known volume of the sample measured was 128mL. Tell whether each the data collected by each student was accurate, precise, neither, or both:

100-[(measured data/known value)  X 100]

student 1    student 2

123mL         135mL

124mL         118mL

122mL         125mL

123mL         134mL

 
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