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Questions related to Structural Equation Modeling
I'm making heatmaps for each species in my database to see which sites and years of data collection cluster by abundance, % coverage, and presence/absence for each species individually. Most...
11 November 2022 8,909 2 View
Hi everyone. I'm trying to conduct a metabolomic study by comparing two sample groups. The program I am using is SIMCA MVDA ver. 17 for the multivariate analyses. I am stuck between three...
08 November 2022 8,950 0 View
Suppose I have a solution Zinc sulphate in the water. The molar concentration of the Zinc sulphate is 2 M in water. I would like to convert it to 10mM in water.
05 November 2022 6,438 3 View
Anybody knows code for Westerlund 2007 co-integration test in R ???
22 October 2022 6,097 0 View
I have a problem with solids recovery (yeild effeciency ) in microencapsulation when the mass of microencapsulated particles is more than the mass of material I use (mass of alginate, calcium...
18 October 2022 1,597 1 View
I stored a high internal phase emulsion with soybean protein and Sanxian gum as emulsifier and stabilizer and oil ratio of 75% at 25±2°C/60%±5% RH and 40±2°C/75%±5% RH. I would like to ask whether...
04 October 2022 4,921 2 View
In estimation of ascorbic acid in fruit juice can we use oxalic acid in lieu of metaphosphoric acid without change in calculations?
16 September 2022 5,501 0 View
Recently, I bought a King B media culture for detection of flueorscence Pseudomonads, but it's made of acid casein, gelatine peptine, potassium phosphate and Mgso4, instead of proteose peptone and...
09 September 2022 8,402 0 View
Dear all, I am hoping you may be able to assist me. I am in the process of completing my master's thesis in psychology. I have two independent variables and one dependent variable. T he...
18 August 2022 2,593 6 View
MoBio kit contents.
18 July 2022 7,924 11 View
Hello, I’m hoping to see if somebody else has been trying to model Johnson noise in MC-ICP-MS, and if so, whether they could provide some insight. It comes down to a simple case of not being able...
15 July 2022 9,613 2 View
Hi guys. I am trying to find out what tests to use for my master thesis but I am struggling. independent variable: Categorical (High vs. Low body mobility) dependent variable: Dichotomous...
07 July 2022 3,453 1 View
calcium silicate hydrates
05 July 2022 159 0 View
Through the low-temperature (273K) CO2 adsorption curve, it is calculated that the fractal dimension of shale micropores (0~2nm) is greater than 3. How to explain this result. Does this result...
05 July 2022 6,702 0 View
In the two attached photos of strongly altered rock (protolith unknown), you may see two markedly curved surfaces. Any chance that these may be stromatolite forms?
02 July 2022 7,382 0 View
I stored my bacteria in -80 degrees, but bacteria have got weak and didn't grow. why did it happen like that? Is it possible that bacteria have destroyed? what is the best method for the storage...
22 June 2022 3,268 1 View
I have two samples welded together (Aluminum with alumina ) how can i measure the microhardness of the two parts using the same machine ? if it is impossible i must use durometer to measure the...
21 June 2022 299 0 View
Hi, Repeatedly, I am coming across literature in multifractal scaling where they reach the conclusion that observation of multifractal phenomena could be due to multiplicative interaction...
17 June 2022 9,147 0 View
Can we measure practice and research it quantitatively? How can we measure practice
11 June 2022 7,555 2 View
How long does it take for low molecular weight Chitosan to dissolve in water? Do I need hot water? Or normal will suffice?
11 June 2022 954 3 View
I am about to conduct a study using Meta Analysis Structural Equation Model or MASEM/MetaSEM. I stumbled upon several discussions online stating that we cannot use PLS-SEM approach as it use...
07 June 2022 5,856 0 View
I have total annual rainfall in mm. e.g. the value is 38.13 mm. How can I convert this from mm to metre/seconds?
02 June 2022 458 3 View
Dear collegues, I'm running a a multi group analysis with gender as moderator, should I report in the results path analysis of the research model and its fit even though that wasnt part of the...
01 June 2022 234 0 View
Is it mostly about the research or the researcher or the combination of both?
31 May 2022 7,171 5 View