Md Nuruzzaman

3 Questions 4 Answers 0 Followers

Questions related from Md Nuruzzaman

How long standard solutions (Cu, Zn) of low concentrations can be stored for future use?

I am using 1g/L stock solution of Copper and Zinc prepared from Copper Sulphate pentahydrate and Zinc Chloride, respectively. I am using the stock solution to prepare standard solutions of...

12 December 2019 3,355 4 View

For comparing means, should I transform data to make it normal or conduct non-parametric tests?

I am working with noise level data, which are not following normal distribution. I want to compare means of the different data sets. Now, should I transform the data set to follow normal...

07 July 2019 9,870 3 View

How much trust we can have on hydrologic models given that there is no true validation of a hydrologic model?

I have read it in several articles that a true validation of a hydrologic model is not possible because a lot of parameters need adjustments and we never know the perfect combination for sure. If...

12 December 2017 1,078 15 View