Solve this:
Q. The values of measurement of a physical quantity in 5 trials were found to be 1.22, 1.23, 1.23, 1.24 and 1.25. Then pick up the incorrect answer-
1) average absolute error is 0.01
2) relative error is 0.01
3) percentage error is 1 %
4) percentage error is 0.1 %