The probable error of a single observation is calculated using which of the following equations?

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Computer · Surveying

Verified Solution4 OptionsUpdated: October 2026👁️1 View

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Correct answer

Es = ±0.6745 √(∑v2 / (n - 1))

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Answer 1

Es = ±0.6745 √(∑v2 / (n - 1))

Answer 2

Es = ±0.6745 √(∑v2 / (n + 1))

Answer 3

Es = ±0.8345 √(∑v2 / (n - 1))

Answer 4

Es = ±0.8345 √(∑v2 / n)

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