Nushrat Chowdhury

3 Questions 6 Answers 0 Followers

Questions related from Nushrat Chowdhury

How to conduct recovery study of organic pollutants in river sediment/ soil/dust samples?

Hello, Greetings. I would like to measure the recovery percentage of the organic pollutants by spiking the samples with certain working standard concentrations. My samples were air dried and...

14 August 2023 4,933 2 View

How to explore normality test for organic pollutant when I have two seasons and 9 sampling points?

Hi there, I am currently analyzing 6 PCB congeners (Polychlorinated Biphenyls) in the river sediments. I am using SPSS for data analysis. I don't quite understand how to explore normality...

11 November 2021 301 3 View

How to interpret Shapiro Wilk test conducted for PCBs data analysis in river sediments with .000 sig. values?

Hi, I am investigating 6 PCB (Polychlorinated Biphenyl) congeners in sediments from 9 locations from the river bank for two seasons (pre-monsoon and post-monsoon). I have carried out Shapiro Wilk...

14 August 2021 784 10 View