The following are the observations made on the same angle. It is assumed that all systematic errors have already been removed from the data. 47° 26' 13" 47° 26' 18" 47° 26' 10" 47° 26' 15" 47° 26' 16" 47° 26' 12" 47° 26' 09" 47° 26' 15" 47° 26' 18" 47° 26' 14" a) Determine the most probable value (mean) of the angle b) Determine the standard deviation c) Determine the standard error d) Determine the standard error of the mean e) Determine the 95% error limits

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