A line 100m long was paced by a surveyor for four times with the following data, 142, 145, 145.5, and 146. Then another line was paced for four times again with the following results, 893, 893.5, 891, and 895.5. Determine the length of the line.

Q: A surveying instructor sent all the 40 students in his class out to measure a distance between two…

A: Most probable value -  MPV = x1 + x2 + x3 + .........xnn⇒MPV = 922.11 + 921.24 + 921.86 + 920.99 +…

Q: Item 3 On a vertical photograph of flat terrain, the scaled distance between two points is ab. Find…

A: Part-APhoto distance (ab) = 1.46 in. Map distance (AB) = 4.56 in. Scale of Map (Smap) = 1:9600…

Q: The distance between point A and B was measured 15 times. The mean of the 15 measurements is…

A: Given data- Sample size n = 15Mean=124.555'Standard deviation σ= 0.500'To Find-The 50% Error E

Q: b. The surveyor's first reading was to TBM 41 with reading 5.76, she then took the following…

A: First Reading at TBM 41 =5.76 Last Reading at TBM 41 =5.77 Assume the elevation of TBM 41 =100

Q: Datum in the figure, A. Ar elev, eleve and the measured slope length L were 1.634, 1.546, 987.207,…

A: he =1.634 mhr = 1.546 mElevA = 987.207 mElevB = 1006.816 mL = 435.955 m

Professional survey

A professional survey is a systematic questionnaire that the target audience fills out online, usually by filling out google forms. Professional surveys can vary in length and format. The data is stored on a website and the testing tool usually provides a certain level of data analysis in addition to a professional expert review. Several professional online survey softwares are present worldwide like, SoGoSurvey, SurveyGizmo, SurveyMonkey, Qualtrics, and so on.