Hi please how can i find quasi- experimental sample size calculator to compute the exact number ?

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Focus on water use optimization or water resource optimization which one is effective way toward sustainability?

Water resources are limited and have been significantly reduced by pollution due to urbanization in recent decades. Therefore, water resource optimization only highlights the ways these resources...

27 July 2024 9,303 1 View

How to do Data Farming and Surrogate Model?

Dear Scholars How is it possible to define an algorithm for data augmentation and use a surrogate model? In particular, I want to use data farming to create artificial data instead of real data...

12 June 2024 2,484 4 View

Hello drs Im asking about new topics in orthodontic?

hello drs can you help me finding new topics in orthodontic for PhD research, i preferred clinical topics specially using CBCT

30 April 2024 9,258 3 View

Is there a criterion for choosing the secondary outcome or the second dependent variable?

In an interventional study, is there a criterion for choosing a secondary outcome or a second dependent variable? Should these two variables in the study of medical sciences and especially...

26 April 2024 9,695 1 View

How long does e.coli survive on filter paper at room temperature?

I have been sent e.coli strains on filter paper and after 10 days I have not received them yet. I am wondering how long would the bacteria survive. Thank you in advance

21 April 2024 881 0 View

Re perform PCR reaction on the same first one for genotyping?

I performed genotyping analysis. Some samples give a result of one SNP but didnt give a result for another SNP. Note, these SNPs are performed at the same plate (same condition). Depending on the...

26 March 2024 7,013 0 View

Is the behavior of carbon steel (e.g., S275) under tension-compression tests symmetric?

Dear colleagues I am organizing tension tests on some existing steel elements (e.g., S275). I will extract the yielding strength and ultimate strength of the existing steel elements. I believe...

13 March 2024 2,035 0 View

How to calibrate temperature on a Peqlab Primus 25?

We have this machine and the temperatures are not correct. Does anyone know how to calibrate it? Thank you in advance

05 March 2024 5,895 2 View

Evaluation of seismic resilience of steel structures?

Question about how and types of methods to optimize steel structures for seismic resistance

29 February 2024 7,569 4 View

Do you suggest that I order my kit from BT Lab?

I need to order an ATP Assay Kit for my work, and I found this kit on the BT Lab website. Has anyone tried the kits from this site? Because this is the first time I will order from them.

27 February 2024 6,940 1 View

Enhancing Critical Thinking Skills for Slow Learners: A Review of Empirical Studies?

to identify themes in question with APA style references

07 August 2024 2,239 5 View

Research Methodology - Impact of Corporate Reputation on Stakeholders Behaviors?

Please can anyone support with the survey questions based on RQ measures and propose how to do it in FMCG industry and include as well the role of brand equity Thanks

06 August 2024 949 0 View

Anyone having idea about VN primer for miRNA primer design ?

How to design VN primer to attach with universal reverse primer

05 August 2024 2,116 3 View

Which distribution type should I use when calculating the average particle size from TEM image? and how to calculate the error ?

average particle size calculation from TEM

04 August 2024 2,921 1 View

How to calculate effect size of AMCE (Average Marginal Component Effect) in Randomized Conjoint Experiment?

I am following Hainmueller, Hopkins, and Yamamoto's (2014) paper for my randomized conjoint experimental data analysis. The link to the paper is provided below. I received a comment from the...

02 August 2024 4,406 0 View

Should I remove an item from a scale to raise Cronbach's alpha and McDonald's omega or is it better to leave it if they are both over .7 already?

Hello! I have this scale which had 10 items initially. I had to remove items 8 and 10 because they correlated negatively with the scale, and then I removed item 9 because Cronbach's alpha and...

01 August 2024 4,606 7 View

Difficulty with permittivitt and Magnetic Permeability Calculations?

Difficulty with permittivitt and Magnetic Permeability Calculations Hello everyone, I have all the parameters related to the calculations of the permittivitty and magnetic permeability...

30 July 2024 5,206 1 View

How to Input and Analyze Results for an Asymmetrical Factorial Design in STATISTICA 13.3?

In STATISTICA 13.3, I used the Experimental Design Builder under the Design of Experiments tab to generate a design matrix for an asymmetrical factorial design (1443) with 12 experiments. However,...

29 July 2024 4,155 2 View

How to use Desmond in HPC ?

Our department has recently acquired an HPC (High-Performance Computing) system, and I'm thrilled to take my molecular dynamics calculations to the next level using Desmond. I used to run my...

28 July 2024 6,553 1 View

Pragmatic inquiry research design?

Employing a pragmatic inquiry research design, looking for published research using this method, employing qualitative research data collection methods of semi-structured interview and focus...

28 July 2024 540 2 View