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Hi! I am trying to analyze kinetic data for different conditions that plateau at different Y values. I am currently using graphpad's one phase decay. The problem is that this method calculates...
04 March 2021 5,754 3 View
Hi, I'm working on biosynthesis of a phytohormone in vitro, and modelisation of the conditions by using RMS. So, I am looking for works which treated their results by the same method to help me...
01 March 2021 8,429 6 View
Hello. I have a question whether if my coefficients (statistically significant) would be valid when VIFs are really high. In my model, there are independent variables(IV), moderating variables...
27 February 2021 1,211 13 View
Good morning, I could not find literature about this so I am asking. I am organizing data for a questionnaire (N=100) that foresees some personal questions like level of education. For the aim...
26 February 2021 2,267 4 View
In my newly developed tool with items measured on 10 point and 4 point likert scales. How can I do FA. Am I supposed to standardize the scores..? otherwise can I do FA without standardize..?...
21 February 2021 2,310 3 View
Hello guys I am following Zhao et al. (2010) to do a mediation analysis using smartPLS. According to their descriptions, when indirect effect (a × b) is significant but direct effect (c) is...
19 February 2021 7,214 3 View
I have a dataset that has two groups: mean_1 and mean_2. I want to find statistical significant difference between mean_1 and mean_2. The groups are paired but data is not normally distributed so...
18 February 2021 8,648 12 View
Dear colleagues, I have an output of FUNGuild tool (ASVs abundance in different samples and assigned to guilds) and would like to merge the ASVs that had similar ecological guilds using R...
17 February 2021 4,481 7 View
Hello, I am a doctoral student and currently working on a mediation model where X is the treatment, M is the mediator and Y is the outcome variables. I also use Z as the single instrumental...
13 February 2021 4,615 7 View
I'm looking for advice regarding what effect size to use for meta-analysis. Our question is whether the number of individuals in a group affects the per-capita productivity of that group. Does...
11 February 2021 5,686 8 View
Does it make sense to use two-way ANOVA to compare response of two different organisms (definitely have different values for the dependent variable) exposed to stress levels? I thought to use...
09 February 2021 5,573 4 View
Hi I've been looking for a stat package for my sensory evaluation data (progressive profiled which is a multi-timepoint version of descriptive analysis). Is there any available one to...
09 February 2021 9,406 3 View
Hi everyone Dear friends I have a panel data model with heteroskedasticity, I know one way for overcoming this problem is to use FGLS method. I've searched a lot, but i don't get how this method...
08 February 2021 3,192 5 View
I am calculating emissions considering the uncertainty of the data to do Monte Carlo simulation. Some variables such as yields have normal, lognormal or even uniform distributions. These must be...
04 February 2021 6,563 5 View
Hi All, I am carrying out an international research with clinicians (speech-language pathologists/ therapists). International professional associations will be distributing the questionnaire link...
03 February 2021 5,468 3 View
Hi all, I have generated two gene expression curves by measuring bioluminescence every 10 mins for 12 hrs. These curves tend to overlap at at some time points, while a difference can be seen at...
03 February 2021 2,800 7 View
As a current undergraduate student majoring in Microbiology who is still learning DOE (Design of experiment) on my own, I have heard and read that an OFAT design is considered the most inefficient...
30 January 2021 8,467 3 View
Hi there, I am trying to estimate the agreement of judges on the ranking of certain individuals - in particular, the agreement of all other judges with the first judge. I was thinking to use...
29 January 2021 3,246 4 View
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...
28 January 2021 5,225 4 View
I'm currently working on the paper The Green Solow model of William A. Brock and M. Scott Taylor. In order to create my models, I'm currently seeking for a database where one can find the...
25 January 2021 5,486 4 View
I want to generate an artificial population using two variables (say x & y) with a fixed correlation between x & y. Which package/command in R software can help in this?
19 January 2021 2,724 9 View
The term “spurious correlation” refers to a high correlation that is actually due to some third factor. Consider some statistical dataset, where both input factors and output parameter are binary....
18 January 2021 8,094 25 View
Hi, I’m studying the effect of joint (cracks) sets spacing and persistence on blasted rock size so I have two independent categorical variables (labelled SP for spacing and PER for persistence)...
09 January 2021 1,094 16 View
I don't have much knowledge of statistics hence why I am asking here. I have come across a paper that states a significant association between two conditions but it states its 95% confidence...
06 January 2021 5,859 4 View