How much time would it take to change stakeholders' perceptions through awareness campaigns and workshops on prefabcrication technology?

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Why some viral proteins are unable to express and purify in pET28a expression and purification system?

Dear All, I am trying to clone and purify codon-optimized viral proteins using pET28a expression system. Even though I have the perfect insert in the recombinant plasmid, there was absolutely no...

24 September 2020 3,635 8 View

What could be the reasons for discrepancies in stationary R-squared and MAPE?

Attached is a Table summarizing the MAPE and stationary R-squared values obtained for alternative exponential smoothing forecasting models for different variables. In general, the model with the...

08 May 2020 549 2 View

What is the criterion to determine the minimum number of lags required to make a meaningful forecasting using ACF?

I hope to forecast swine population using last 30 years of census data. The original time series has 81 time points (from 1937-2017) and I have already worked out the ACF correlogram (attached...

15 December 2019 3,582 3 View

Can i use food grade collagen hydrolysate or gelatin hydrolysate for electrospinning procces instead of research grade collagen or gelatin?Thanx ?

Since research grade collagen and gelatin are quite expensive and i have to import which means it will take much time i am searching for alternatives. Can collagen hydrolysate or gelatin...

17 November 2019 8,313 3 View

I am planning to produce solvent cast membranes of collagen and gelatin. Which form should i use powder or solution? Thank you in advance?

The aim is to produce solvent cast scaffolds for bone tissue engineering. The prices for solution and powder forms of the materials differ drastically. That's why beforeI buy the raw materials I...

24 October 2019 6,821 3 View

What is the best model from the following exponential smoothing models?

I have modeled four non-seasonal exponential models using time series data on pork production over the period 1978-2012. data from 2013-2017 were hold-out for model validations. For simple...

31 May 2019 2,109 4 View

What can be the reasons for increase in organic carbon content in soil even without adding organic matter in an incubation study??

I am looking for the reasons for loss or gain of carbon

02 January 2019 7,141 12 View

Dear all, Can anybody tell me where I can purchase pCP20 plasmid that is used for lambda red recombination experiments?

Dear all, I have to find pCP20 plasmid system to be used in in-frame gene deletion experiment. Can anyone tell me, whether it is commercially available to purchase?. Thank you, Amal.

28 January 2018 7,949 2 View

I got 02 moderator values defining Johnson-Neyman significance regions. Is it an error?

Hi everyone, I am conducting research for my Master's thesis. I am using PROCESS by Johnson-Neyman to analyze my Moderator model. I test the relationship between Public Service Motivation and...

03 March 2021 2,350 2 View

What is the original citation for the commonly used activity factors for converting basal metabolic rate to total caloric need?

I see the same activity factor (multipliers) in research papers and websites, but I cannot find where they come from. Does anyone know where these originated? I am looking for an original...

18 February 2021 7,635 2 View

How do you interpret multiple meta-regression in STATA?

Please could someone recommend a resource that explains performing meta-regression with multiple moderators. I have read the STATA META ANALYSIS REFERENCE MANUAL, but this only gives examples of...

17 February 2021 7,376 1 View

Moderation test of reflective construct in AMOS?

Hi dear researchers, I need your guidance on the moderation test of a reflective construct (i.e., Uncertainty avoidance with three items) with high and low UA. I run the moderation test with the...

08 February 2021 370 7 View

How can I measure training as a moderator?

I am working on technology adoption. I want to explore the moderating role of training on the relationship between the factors and the intention to adopt the technology. So, how can training be...

31 January 2021 3,755 3 View

Having the moderator continuous or dichotomous? Using MANOVA or the Process macro (Hayes)?

Hi community! Currently finalising my Master thesis research. I manipulated my independent variable to have three conditions. Originally, I proposed a 3(3 conditions of independent v)x2...

30 January 2021 7,821 6 View

Is a Strong correlation between the Moderator variable and the dependent variable an issue for moderation model (model 1) in Hayes PROCESS?

In a typical moderation model with one moderator, is it a problem if the moderator and the dependent variable show a strong correlation (say 0.85)? What if a strong correlation exists between the...

27 January 2021 4,937 4 View

S Is ordered logit models can applied when the DV span from negative to positive values?

Trying to understand changes in public transit use following Covid-19, our categorical DV includes 5 values: 1 and 2 indicate that participants reduced their used (to a large & moderate extent...

26 January 2021 5,918 3 View

Which constraints to choose for Wald-Test in Club Sandwich [R] ?

Hello there, I am using the robumeta package in R to fit a meta - regression model. One of my categorical moderators has three levels. Everything is dummy coded. AFAIK regression coefficients...

06 January 2021 8,073 3 View

Can subdimensions of a variable be treated as a single variable in hypotheses testing?

Hi! Anything to throw light to the following question would be appreciated: I'm conducting SPSS macro PROCESS, Model 8 (Hayes, 2018) to test my moderation model. PROCESS allows to test a single...

04 January 2021 8,182 5 View