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Questions related to Advanced Statistical Analysis
I have two models. The second one is the first plus more control variables. I see that the coefficient of a variable that I have in the two models has decreased in this second model and I want to...
12 December 2019 5,300 3 View
Dear All, I am using ASREML-R to fit unstructured (UN) and factor analytic (FA) model to explore complex structure of genotype by environment interaction in multienvironment yield data. There are...
14 November 2019 6,337 4 View
recently I have collected data( survey) and I want to analyze the data so for that I am going to prepare my data, I need your useful suggestion that what should be the first step after data...
11 November 2019 3,806 9 View
all i can find is for public health datas which are different so need a close suggestion
11 November 2019 7,619 1 View
I'm studying the determinants of subjectve well being in my country and I have reported satisfaction with life as my dependent variable and almost 40 independent variables. I ran multicolinearity...
11 November 2019 7,220 4 View
Being a computer science student, I don't know much about statistical testing. However, recently, a lot of work has reported statistical validation of their result. In machine learning-based...
11 November 2019 6,355 2 View
Is endogeneity only limited to fixed-effect modeling? What are the approaches to be followed to address the endogeneity in random effect modeling? What can be the other biases arising in random...
11 November 2019 2,879 4 View
Statistically, I saw that moderator has no or inconsistent correlation with IV and DV in thesis. Actually in my situation, I measured baseline IV, DV and moderator once(each level2). And I...
11 November 2019 4,293 3 View
11 November 2019 762 4 View
In the attached file. I have something like a contingency table. But in every group, there are two biological replicates instead of one. How can a chi-square test be used in this situation and if...
11 November 2019 6,734 11 View
Hi! I recently installed the Real Statistics complement for building Bland-Altman plots in Excel. However, I don't know how to use it in evaluating the agreement between HRV and PRV series. Could...
11 November 2019 2,079 3 View
Hi. I have short question. I am conducting analysis to test whether PSM moderate between TL and JC. But, my study variables are combined with control variables. In this situation, when testing...
11 November 2019 8,499 2 View
Assuming that a researcher does not know the nature of population distribution (the parameters or the type e.g. normal, exponential, etc.), is it possible that the sampling distribution can...
11 November 2019 625 3 View
In regression estimator, if Y is study variable and X is an auxiliary variable. The assumption is that X is always stable throughout the process. Because X is always stable may not be correct in...
11 November 2019 7,538 4 View
Hello, i'm currently running an analysis of longitudinal data. i'm using HLM analysis using the SAS software. the design is as follow: IV1 - time (3 time points: before\during\after stress) -...
11 November 2019 9,457 2 View
Kindly explain me how to explain level of confidence and significance while writing journal paper. You can also refer to papers where it has been explained extensively.
11 November 2019 3,420 15 View
04 November 2019 7,902 8 View
Hello everyone, I'm trying to find the effects of culture on the existence of teamwork. My dataset consists of 29 countries and of around 30.000 companies. My dataset is...
30 September 2019 8,235 0 View
Hello everybody. Broadly, I'm studying the anatomical drivers of wood density in a set of tree species from a lowland tropical forest. So I'm comparing 22 species, I sampled between 2-5...
09 September 2019 4,924 3 View
Dear Scientists, Greetings Please, could anyone give me an alternative to analyse data generated from an augmented Block design layout? The Following known softwares are not working! Could anyone...
09 September 2019 4,257 2 View
Let X1,...,Xn iid random variables with distribution F(p), where p is some parameter. Due to some reasons, p is not observable directly (in the sense that there is no way to confirm whether p is...
26 August 2019 2,163 17 View
Hello everyone, I have a group of fish (n=28 per group). I have measured the amount of time that each fish spent exploring two different objects (A and B) in a squared shape tank. Then I have...
18 August 2019 9,018 7 View
Dear Scientist, I kindly plead for any one who has an idea on this to clarify me. I ran a two way ANOVA with data collected from two locations and got no location X genotype interaction, then a...
08 August 2019 6,882 10 View
08 August 2019 6,364 4 View