In an experiment, the values of refractive indices of glass were found to be 1.54, 1.53, 1.44, 1.54, 1.56 and 1.45 in successive measurements i) mean value of refractive index of glass ii) mean absolute error iii) relative error and iv) percentage error are respectively,

In an experiment, the values of refractive indices of glass were found

1.	In an experiment, the values of refractive indices of glass were found to be 1.54, 1.53, 1.44, 1.54, 1.56 and 1.45 in successive measurements i) mean value of refractive index of glass ii) mean absolute error iii) relative error and iv) percentage error are respectively,
Answer» 1.51, 0.04, 0.03,3% 1.51, 0.4, 0.03, 3% 15.1, 0.04,0.03,3% 15.1, 0.04, 0.3, 3% ANSWER :A