In an experiment, the refractive index of glass was observed to be 1.45, 1.56, 1.54, 1.44, 1.54. and 1.53. Calculate a. Mean value of refractive index b. Mean absolute error 1.44 1.54 1.54. and 1.53. Calculate a. Mean value of refractive index b. Mean absolute error 1.56 In an experiment the refractive index of glass [...]