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Introduction to Measurement
Reliability of Measurements
12 other sections not shown
accidental errors accurate angle angular Appendix arithmetic mean arithmetic probability paper ascertained assign weights assume average azimuth best value Calculate certainty Check Value comparison computed correct cumulative determine difference digits discrepancies distance elevation ellipsoid engineering Equal Weights equation estimated exact example exceed fixed FORTRAN frequency distribution table frequently ft VM geoid given gravity histogram inch indication instrument length magnitude Manhattan College maximum error mean deviation mean square error mean value measured quantities measured value ments meter method miles normal distribution normal probability curve Note number of measurements occur plotted positional accuracy precision probability distribution probability of rolling probable error problem procedure random errors readings reliability residuals result sets of measurements significant figures single measurement specifications speed spheroid standard deviation standard error station steel systematic errors tape tape-length target temperature theodolite thousandths true value uncertainty variation weight factor weighted mean