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catchment area has seven raingauge stations. In a year the annual rainfall recorded by the gauges are as follows:For a 5% error in the estimation of the mean rainfall, calculate the minimum number of additional stations required to be established in the catchment.

catchment area has seven raingauge stations. In a year the annual rainfall recorded by the gauges are as follows:For a 5% error in the estimation of the mean rainfall, calculate the minimum number of additional stations required to be established in the catchment.

Structural Analysis
Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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A catchment area has seven raingauge stations. In a year the annual rainfall recorded by the gauges are as follows:For a 5% error in the estimation of the mean rainfall, calculate the minimum number of additional stations required to be established in the catchment.
Station Q R U V Rainfall (m) 130.0 142.1 118.2 108.5 165.2 102.1 146.9
Transcribed Image Text:Station Q R U V Rainfall (m) 130.0 142.1 118.2 108.5 165.2 102.1 146.9
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