Find this question 0.02 to change to 0.03

Find this question 0.02 to change to 0.03 "77% 1:12 Test report Solution The mean value of the thickness of glass sheet, 1.56+1.53+1 59 • -1.56 3 The absolute errors in the measurements are: At, -1.56-1.56=0 At2 = 1.56-1.53=0.03 _ IAt31 Mean absolute error, At 3 003 At ± x 100 ± Percentage error = I .56 The correct answer is A. = 0.02 = ± I .90/0