For Problem 12.1, compute the reference standard deviation and tabu- late the adjusted observations and their...

  

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For Problem 12.1, compute the reference standard deviation and tabu- late the adjusted observations and their residuals. *12.1 For the leveling network in the accompanying figure calculate the most probable elevations for X and Y. Use an unweighted least squares adjustment with the observed values given in the accompanying table. Assume units of feet. Line AElev (ft) 1 +3.68 +2.06 -2.02 2 3 4 -2.37 -0.38 5 BM A = 100.00 BM B = 101.60 (1) (2) (3) (5) BM C = 108.05 BM D = 106.07 FIGURE P12.1 *12.2 For Penht For Problem 12.1, compute the reference standard deviation and tabu- late the adjusted observations and their residuals. *12.1 For the leveling network in the accompanying figure calculate the most probable elevations for X and Y. Use an unweighted least squares adjustment with the observed values given in the accompanying table. Assume units of feet. Line AElev (ft) 1 +3.68 +2.06 -2.02 2 3 4 -2.37 -0.38 5 BM A = 100.00 BM B = 101.60 (1) (2) (3) (5) BM C = 108.05 BM D = 106.07 FIGURE P12.1 *12.2 For Penht

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we Ej Ei elevation v j is forward station then rearrange equation in from of AX L V A to Y y 100 368 v1 B to Y y 10160 206 v2 Y to X Xy 202 v3 3D C to X 1085 x 237 v4 D to X 10667 x 038 v5 rearrange eq ... View the full answer