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Questions related from Asit Kumar Batabyal
In many studies, it is observed that the geochemical and environmental data do not follow a normal distribution. This may be due to the samples from different populations or origins. The basic...
10 October 2017 9,739 10 View
The real world data (e.g.environmental, geochemical studies), sometimes, do not follow a normal distribution. The data are found to be skewed and statistical analyses yield untrue results. The...
10 October 2017 4,088 20 View
River linking may be effective in the following aspects: Additional water for irrigation, domestic and industrial sectors, New hydro-power projects, Flood control, Water for water-scarce...
09 September 2017 8,577 13 View
The role of sample size in statistical inference - reject or accept H0 or Ha. What should be the sample size (n) for a correct decision (minimum risk)?
08 August 2017 695 8 View
What's the significance of the squared cosine value of a variable in statistical construction?
08 August 2017 6,055 3 View
What's the influence of 'data redundancy' in statistical construction? How redundancy can be avoided?
08 August 2017 1,117 2 View
Communality value is also a deciding factor to include or exclude a variable in the factor analysis. A value of above 0.5 is considered to be ideal. But in a study, it is seen that a variable with...
08 August 2017 3,553 6 View
In statistics, what's the basic difference between factor analysis and principal component analysis?
07 July 2017 4,319 9 View
Some researchers mentioned that high pH resulted in elevated fluoride concentration in groundwater. It is found true; it is also seen that in the same area at some other locations though the pH...
11 November 2016 5,597 6 View
The groundwater velocity can be determined by measuring the time spent by water to reach the system as recharge/discharge water – tool may the measurement of a chemical component that found in the...
11 November 2016 1,655 4 View
Piper diagram is an important graphical tool to understand the chemistry of groundwater. This diagram has been designated as 'Piper trilinear diagram' in some reports. Piper diagram includes...
10 October 2016 6,944 2 View
Occurrence of high concentration of iron (Fe) in groundwater is very common particularly in areas of tropical climate. In groundwater, Fe generally occurs in the oxidation state - reduced soluble...
10 October 2016 4,298 27 View
Groundwater geochemical modeling
09 September 2016 3,904 3 View
For groundwater numerical modeling studies, I like to procure the Argus ONE software. I need the contact details of the developer/manufacturer and/or distributor (India).
09 September 2016 8,352 3 View
