Estimate Beta is .00, yet it's significant?

Hi everyone, I've run an analysis of a latent 3-way interaction in Mplus (Y on XWZ). The estimate for this path is 0.000. S.E. is 0.000. Est./S.E. is 2.034. Two tailed p-value is 0.042. So,...

08 December 2020 2,132 4 View

What is the double layer capacitance of a 1 sq-cm smooth gold electrode in 0.1N (0.05M) Sulfuric Acid?

Is there an empirical or theoretical standard value for this (at room temperature) and for different electrolyte concentrations? Is there a resource available that provides a chart of values for...

29 November 2020 6,937 2 View

How does the concentration of atmospheric oxygen near ground level vary with time?

Hello, I am interested in how the concentration of O2 varies over time close to ground level. I have been informed that the concentration can drop when an inversion layer is present in the local...

19 November 2020 2,328 3 View

How does one calculate the best volume of nickel gel to use in a protein purification?

We know the capacity of the gel and the total amount of protein in the bacterial lysate from a Bradford assay. What we do not know is what fraction of the total protein is the his-tagged protein...

15 November 2020 4,664 2 View

Final temperature of water leaving an ice bath through copper tubing?

I have water flowing at 4 GPM at 2.5 feet per second through 50ft of 0.375 in. outer diameter tubing with 0.014 in. wall thickness. The water flows through copper tubing into the 50ft coil...

01 November 2020 8,039 5 View

Is it acceptable to publish data that were digitized from a previously published plot/figure (referencing the original figure of course)?

There are many ways to extract original source data from figures and plots in publications. If one were to do that and reanalyze the data in the same or a different way, is that acceptable in a...

28 October 2020 3,822 2 View

Methods to attach glutathione agarose resin to glass slide?

Hello, I am looking to capture a GST tagged protein on a glass slide. I was wondering if anyone had any experiences with glutathoine agarose resin. I realize this is commonly used in affinity...

13 July 2020 1,773 3 View

Where to find predator:prey mass data (for terrestrial carnivores)?

I'm looking for datasets (or databases) in which the body mass of predator and prey are presented. I'm specifically interested in terrestrial predators (snakes, mammals, birds). An example of is...

16 June 2020 2,453 9 View

How to calculate the overlap between animal distributions (Shape or .shp file)?

I would like to calculate the overlap between the distributions of two sets of data (predator & prey). The prey set has got about 250 species, the predator set approximately 5000. For each...

21 May 2020 6,726 3 View

Who can assist with an ingredient design of a Covid 19 Sars-2 Cov protein subunit and adjuvant vaccine?

18 May 2020 1,675 13 View

Who knows some kind of legal scheme for renewable energy certificates (REC, iREC, GO) integration requirements?

Who is a "central body" for renewable energy source certification and process implementation? Are REC, iREC, GO securities or there is another legal scheme? Is it possible to trade them outside...

21 January 2021 4,179 3 View

Writing participant characteristics in method while being LGBTQI+ sensitive?

I apologize in advance if I come across as ignorant. I am trying my best to educate myself on LGBTQI+ community and how to write them in academic writing. I have a sample of X participants in a...

29 December 2020 9,011 3 View

What are the ethical and legal issues when relating with child counseling?

issues one would face and how to deal with them

28 December 2020 6,336 13 View

What is the suitable statistical analysis for research sample with 60. this is an survey type of research which search the public attitudes?

Hello, every one, I am not expert with Social statistic but interest with it. May I know the which kind of statistical analysis can use for the sample size 60. also this is about a survey relating...

27 December 2020 5,999 4 View

Don't you have medical quacks claiming that they can cure COVID in your countries?

There's a quack who claims that he can cure patients with COVID using his 'magic portion'. Some media blindly support him, though there's no scientific evidence for his treatment. There's a...

17 December 2020 8,022 5 View

Where can I find data about quantitative and qualitative techniques being used by different venture capitalists say Accel, Benchmark etc?

I want to write thesis by making comparison of techniques being utilized by VCs to predict risk and make investment decisions. I think this comparison will help to add value by revealing new...

04 December 2020 6,680 4 View

How correct is using antibodies to human sexual hormones in assessment the levels of rat sexual hormones in the ELISA-test?

The antibodies to human sexual hormones are much easier to get than antibodies to rat sexual hormones. So, the question is raised how correct is application of antibodies to human sexual hormones...

20 November 2020 5,104 1 View

Is it unethical to compare racial groups who are LGBT?

Hello everyone, I am currently conducting an undergraduate thesis on the unique challenges faced by Middle Eastern LGBT individuals due to their cultural background (often includes traditional...

08 October 2020 8,163 4 View

Can small law firms adopt AI?

After considerable research, I have found several use cases which can be used to exemplify some implementations of AI on law firms. However, there is clearly a disadvantage for this segment when...

01 September 2020 7,132 5 View

Can someone help me decipher the validity and reliability of a pre-existing survey?

I am trying to decipher the validity and reliability of a pre existing survey? Here ia what the article from the researcher states: Sample size and statistical methods No formal sample size...

21 August 2020 8,067 3 View