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Questions related from Asit Kumar Batabyal
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...
26 October 2017 7,156 19 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...
09 August 2017 3,463 8 View
In statistics, what's the basic difference between factor analysis and principal component analysis?
31 July 2017 4,789 8 View
Generally , the CIA is interpreted as a measure of the extent of the conversion of feldspar to clays. It is computed using molar proportions as below: CIA = Al2O3 / (Al2O3 + CaO* + Na2O + K2O)...
24 April 2017 9,199 7 View
Groundwater is often found with high silica (SiO2) content. Generally, the silica-rich host rocks are the sources of SiO2 in groundwater. The host rock may contain crystalline (e.g. quartz) or...
15 November 2016 3,223 5 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...
28 October 2016 4,237 27 View
Probably, the presence of silica rich minerals (crystalline and as well as amorphous forms) in the host rocks are the sources of dissolved silica in groundwater. The solubility of silica in water...
20 October 2016 906 6 View
