the-true-percentage-of-lead-in-a-sample-is-30-56-two-students-measured-the-perce

Question

The true percentage of lead in a sample is 30.56%. Two students measured the percentage for three determinations. Calculate the average percentage for each set of data.

Student 1: 30.55, 30.54, 30.53

Student 2: 30.53, 30.57, 30.56

State which student had a more accurate measurement based on the average.

Accepted Answer

Average student 1: 30.54, student 2: 30.55, student 2 is more accurate.

Answer

Average student 1: 30.54, student 2: 30.55, student 1 is more accurate.

Answer

Average student 1: 30.55, student 2: 30.56, student 2 is more accurate.

Answer

Average student 1: 30.55, student 2: 30.56, student 1 is more accurate.