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3. Example
From the adjusted network of Chapter E Section 6, Figure G-13, determine the standard error ellipse and 95% CI for each adjusted point.
Figure G-13 Adjusted Network |
The network had three DF and a So of ±2.136'. The last covariance matrix was:
a. Sub-Matrices
b. AzU of Each Error Ellipse
Point J
Point K
c. Rotated Covariance Matrices Diagonal Elements
Point J
Point K
d. Standard Error Ellipse Parameters
Point J
Point K
e. 95% CI Error Ellipse Parameters
Table G-2: At 3 DF, F Statistic = 9.55
Point J
Point K
f. Summary
Point | AzU | a, SU | b, SV | 95% SU | 95% SV |
J | 215°04' | ±0.046' | ±0.021' | ±0.201' | ±0.092' |
K | 199°54' | ±0.041' | ±0.031' | ±0.179' | ±0.135' |