Multiple Imputation using mice package in R - which dataset was chosen?

Hello everyone! I have conducted a multiple imputation in R with 5 imputations and 50 iterations using the function mice() from the corresponding mice package. Now that I have analysed and...

26 October 2020 7,085 3 View

Rasch analysis in R: No items with appropriate response patterns left to perform LR-test! - What can I do?

Hello everyone, I am currently dealing with psychometric evaluation of the croatian translation of a scale to assess chronic stress. The scale has nine dimensions and I am estimating PCM for...

22 September 2020 4,793 1 View

Interpreting macro PROCESS output for simple mediation analysis?

Hello everyone, I am currently analysing data for my Bachelor thesis. I want to find out if people's decision-making ability (X) has a direct and/or indirect effect through their tendency to...

28 May 2018 9,877 4 View

HRP/Anti-M13 Monoclonal antibody for phage ELISA?

Hello phage display pros, HRP/Anti-M13 Monoclonal antibody from GE is we normally used, but now it is is discontinued and no replacement. If you happen to know another good one, that will be...

20 March 2017 1,981 28 View

Model fit for SEM using AMOS

I am using AMOS to test a model.The CFA model fit is ok, but I cannot get a satisfying path model fit. Because I have missing data, I cannot use the Modification indices function to see what could...

24 November 2016 1,097 11 View

Why the Osteoblast from hBMSC showed light yellow color by Alazarin Red S?

Hi, I am doing the experiments about the Osteogenic differentiation on hBMSC. I applied the Alazarin Red S staining for both control group and test group on 20th day. But the color of test group...

08 May 2016 7,384 4 View

Can milli Q water be used to prepare normal saline for cells?

I would like to prepare normal saline to thaw the cryopreserved cells. Does it matter whether I use milli Q or millipore water?

26 April 2015 2,559 3 View

Why have I lost most of my DNA when using the Ampure XP beads to clean up PCR for NGS?

I am trying to make a DNA library for the Illumina NGS. The kit I am using for is NEBNext Ultra DNA library Prep kit for Illumina. The starting material is the cDNA. So far this kit works fine for...

31 December 2014 9,749 13 View

After a reference from Int J Body Compos Res, can any body help?

Hi, I am after the reference below, my library says it cannot obtain a copy either locally or internationally, any help appreciated! Chris Wang ZM, Heshka S, Wielopolski L, Pi-Sunyer FX, Pierson...

03 March 2021 6,193 1 View

New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before?

Question to you and THEM, the New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before? There appears to be a core problem for...

02 March 2021 3,024 2 View

Which is a lucid standard comprehensive book to guide on psychological scale construction and its standardization?

02 March 2021 7,082 3 View

LOAD DISPLACEMENT CURVES Stiffness increasing in ANSYS non linear analysis. HOW CAN I CORRECT IT?

Hi. I am doing non linear FE analysis using a new material beam under flexural 2 point loading using ANSYS. I have defined a bilinear material model. The solution has converged. In results I am...

01 March 2021 9,911 3 View

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01 March 2021 3,905 5 View

How to choose ANN number of hidden layers and nodes?

Hello, Could you please share any interesting research explaining how to choose the number of hidden layers and nodes per layer in case of regression problems using ANN? Thank you, any help would...

01 March 2021 6,200 3 View

Which group formation theory do you recommend for projects that aim to bring together entrepreneurs for training for regional development?

I would like to have ideas about which theories of group formation are suitable for entrepreneurial training projects, with the aim of creating bonds, building trust, and collaboration for...

28 February 2021 4,223 2 View

PUC19 as a transfer plasmid for lentiviral delivery?

Hello, Is it possible to use pUC19 as a transfer vector to be packed in using the second generation viral particles packaging system( pMD2.G; psPAX2 plasmids)? As far as I understand it there is...

28 February 2021 4,868 2 View

What is the most common number of epitopes in an multi-epitope Vaccine?

hi everyone, I'm interested in the field of vaccine design specifically multi-epitope cancer vaccines , I want to know if there is a minimum and maximum number of epitopes we could use in a...

27 February 2021 3,882 3 View

How could I take into consideration the weights of observation in a system of seemingly unrelated regressions (SUR) in rstudio?

I build a model of 4 regression equations (probit and OLS) in R studio. I need to take the weights of observations into consideration. While it is simple to do so for every regression equation,...

27 February 2021 1,233 1 View