Can anyone help me the analyses of variance with SAS or R ?

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Dissolving TPU in DMF?

Hi, Does anybody know the procedure for dissolving TPU in DMF? I mean a 40% TPU in DMF, I wan to do the dip molding Thanks, Temp, type of agitation, drying the resin,..

23 September 2023 580 0 View

How can I dissolve polyurethane in DMF?

Hi, can you help me with a resource for dissolving TPU in DMF? what temperature? drying resin? type of agitation and impeller? also casting.

22 September 2023 1,158 2 View

Should we check for normality in the distribution of potential effect modifiers (moderators) when performing meta-regression?

I am conducting a meta-analysis to explore the factors contributing to between-study heterogeneity through meta-regression. However, I have encountered a problem in my analysis. I have the...

16 September 2023 8,965 0 View

How to include Latest Papers that Dont Have Any Citation in bibliometric Analysis?

i have set minimum number of citations of a paper to 10 for bibliometric coupling of documents in vosviewer bibliometric software. but doing so, part of my newest papers that seems to be important...

05 September 2023 8,035 2 View

Why do I have smear in my PCR product loading on the gel (1%) for both the test samples and the water control (DW)?

I have set up a PCR using primers that amplify only the exons of my gene of interest. The template I am using is cDNA (mouse samples). I set up this PCR a year ago with an annealing temperature of...

30 July 2023 256 15 View

How can I do live-dead assay for spheroids?

My live-dead assay kit contains PI and AO I tried some protocols for live-dead assay but under an inverted microscope with 2 filters for PI and AO, all of the cells appear green or red I think the...

21 April 2023 2,325 0 View

Meta-analysis on multi-arm data?

Hey there! I have data that includes the following arms: Healthy individuals who did not receive the drug Ill individuals who did not receive the drug Ill individuals who did receive the drug...

18 April 2023 1,647 4 View

How to obtain the mass, stiffness, and damping matrices of a shear structure with TMDs distributed in the structure's floors?

K, M, and C of shear building with Distributed TMDs

15 December 2022 8,846 1 View

Hello.Can anyone help me to identify mineral and environment in the following thin sections?

and if you see in book or article please say. thankyou

27 November 2022 2,046 1 View

Is there any suitable annotated dataset for Fake News Detection (Twitter Texts)?

Hi everyone! We are working on a project with the goal of predicting Fake/Real news on tweet texts, using machine learning and deep neural networks. but the basic and maybe the most important...

22 November 2022 9,309 6 View

SAS Generalized Linear Model for trial/event anaysis and not survival (time to event) analysis?

I am looking for a published article using SAS or SPSS Generalized linear model for trial/event data and not survival analysis. Both software packages off the option for the number of success out...

30 July 2024 3,835 2 View

Why maximum likelihood approach over sample variance?

Maximum likelihood estimation is used to estimate population mean and variance. However, we can do it with sample variance too and sample variance is unbiased also. Then why we prefer maximum...

25 June 2024 3,921 3 View

Appropriate test for statistical significance?

I have two groups (A and B). I want to determine statistical significance between the two groups for each individual item (7 items measuring participation). This way I can be able to tell whether...

22 June 2024 7,302 8 View

How reliable is the geolocation accuracy of SAS Planet's satellite imagery for urban growth analysis?

I am currently using SAS Planet to source satellite imagery for a study on urban growth patterns. While SAS Planet provides comprehensive and high-resolution images, I am concerned about the...

17 May 2024 9,248 0 View

How do we check the strength of a mediation hypothesis (calculated by Hayes Process Macro) by "Variance Accounted for Technique"?

11 May 2024 3,044 0 View

My residual variance in my mediation analysis is very high. How do i solve this?

For my thesis i'm doing a mediation analysis. There are three predictors (autonomy, job demand and social support). I also test a few interaction-effects. I use three background confounders, based...

08 May 2024 2,081 2 View

Can we use the mean and SD to describe continuous data then during comparison the authors use Mann-Whitney U-test ?

As I understand if you use the mean and SD for describing your data, this means it is normally distributed and parametric. If so, the test for variance should be simple T test.

04 April 2024 2,331 3 View

Competing risk analyze with time varying covariate?

I am wondering is it straightforward to run a competing risk analyze with time varying covariate in SAS or is it complex? is there any Resurce about that? Thanks

16 March 2024 1,854 0 View

How to evaluate the robustness of narrow-sens heritability estimate in natural population ?

Hi everyone, I am trying to estimate the narrow-sens heritability of dispersal (propensity) in a natural population of lizard for wich I have a pedigree dataset. I used a bayesian approch, by...

14 March 2024 378 0 View

SAS code for a Split plot design?

Dear all, I want to analyze a trial experimental, followed a randomized block design in a split plot with 4 × 5 arrangement (four pre-grazing height and five seasons), with four replicates. Does...

08 March 2024 3,044 2 View