All Questions
54
questions
0
votes
0
answers
43
views
How to report ANOVA results when comparing to negative binomial models?
I want to report the results of an ANOVA test used to compare two negative binomial models in R:
anova(model1, model2, test = "Chi")
I receive the ...
Cami
1
vote
0
answers
27
views
Necessary diagnostics of multiple quantile regression
I am wondering what are necessary statistics for multiple quantile regression model.
I am considering creating a model e.g. using the quantreg R package:
...
- 141
2
votes
1
answer
90
views
The "detectseparation" package. How to interpret its results?
I am running a logistic regression on financial data of several companies. The dependent variable is the company to be a smoother (binary variable: 0, 1), and there are several independent variables: ...
- 151
3
votes
2
answers
326
views
Beta regression coefficient interpretation
I'm trying to use beta regression on a data set where the response variable is in percentage (i.e. between 0 and 1), so let's say it's the unemployment rate. I'm having trouble wrapping my head around ...
0
votes
0
answers
33
views
Should I report df, SSQ, F and p, or should I report estimate, std error, t and p for my linear model?
Im using multiple linear models/regressions and wondering whats the best way to report a model in a scientific manuscript? I see so many versions. Should i go for the info in summary() or anova()? If ...
1
vote
1
answer
459
views
How to report on model selection
I have run model selection and have been advised to use the BIC value to determine the best model for my purposes.
However, having looked around online I cannot seem to find a standard way to report ...
0
votes
0
answers
23
views
Showing names of levels in glmer R [duplicate]
I have a simple question that would help me a lot in interpreting my results
I ran a glmer model in R with the following variables:
a binary DV that is dummy coded
a categorical IV1 named "...
- 23
2
votes
1
answer
79
views
How do we report a regression with categorical * continouns interaction?
I was wondering how would be the best way to report this model ?
...
- 781
0
votes
1
answer
97
views
Properly displaying Categorical Variables Represented as R Factors in a Table
I submitted the following table for peer review in a manuscript. The reviewer comments showed that the table confused them. In our study we have a pre- and post-score that we measured as DVs. Our ...
- 3
1
vote
2
answers
8k
views
How to report results from linear mixed models: interaction terms changing significance
I've used linear mixed models to test if factors genotype and sex influence colon length, while including batch as a random effect. I first ran the test...
- 13
1
vote
3
answers
436
views
Which model fit indices do you report from lavaan CFA for scale development?
For RMSEA there seems to be a regular value and two robust values. Are there any recommendations on which of the three values to report? Would you report 1, 2 or 3 from ...
- 21
0
votes
1
answer
326
views
Reporting guideline for bayesian using pd and ROPE
In the bayestestR articles, I came across the reporting guidelines that they recommend
“the effect of X has a probability of pd of being negative (Median = median, ...
- 227
2
votes
0
answers
4k
views
How to report the results of an anova() model comparison?
I have two models with the same outcome variable and the same independent variables, but Model 1 has two more independent variables than ...
- 123
1
vote
1
answer
3k
views
When should I report multiple r-squared versus adjusted r-squared in a linear regression?
I am trying to report the r-squared value for the results of a linear regression in R using the lm package. I noticed that the ...
- 291
3
votes
1
answer
228
views
How to write fitted model using data from R?
I don't know how to write a fitted model. What I did was:
Y hat = (1.222 * e^1) + (3.938 * e^-4 * sqft_living)
This is for the fitted model for waterfront = 0 group. However, I don't know how to do it ...
- 155
3
votes
1
answer
2k
views
reporting results of a multivariate logistic regression using the glm function in R
I would like to use the glm() function in R to run a multivariate logistic regression. I have also run bi-variate statistics for each variable but want a test that controls for all variables at once (...
- 143
3
votes
1
answer
3k
views
Model averaging: predictor significance vs importance
What is the correct way to report the results of model averaging? I’m using MuMin in R, results include a p-value. It’s also possible to get the importance of each predictor. Example results below.
...
- 125
-2
votes
2
answers
75
views
Scientifi notation in CI vaue - how to present it [duplicate]
I have a question on scientific notation in a calculated CI and how to present it. The value of my CI is: 1.623497e+01. So when I write that out do I say that the CI for that variable is 1.62... or is ...
Jim Ryan
3
votes
0
answers
990
views
How to report results for generalised linear mixed model (glmmTMB) with beta distribution and logit link?
I am currently analysing the effect of canopy cover on the proportion of birds scavenging on carrion left out in nature. The data comes from several national parks, which I included as a random factor....
- 239
2
votes
0
answers
17k
views
How to report the results of a glm from R in a scientific paper
Say I have the following results from a glm (gaussian distribution) in R:
...
- 145
2
votes
0
answers
1k
views
How can I report the results of a two-way ANOVA on a 3x4 factorial experiment?
I'm trying to generate some sort of table that shows statistical differences between my X1 and X2 variables, using a 2-way ANOVA test.
I have a fertilizer experiment where I'm looking at the effect ...
- 23
1
vote
1
answer
360
views
How to report orthogonal contrast codes?
In my linear mixed effects model, I had a significant interaction, I followed up the interaction with orthogonal contrast codes to see where the difference was.
How do I report my findings, other ...
- 157
0
votes
1
answer
278
views
Standard way to report covariates with multiple levels in regression table?
Is there a standard way to report regression coefficients for control variables that have multiple levels? For example, I have a control variable that tracks a participant's "State" -- that contains ...
- 1,030
2
votes
2
answers
2k
views
How to report t statistic from R
I'm wondering how to report the result of a t-test from R given that the degrees of freedom change when the lengths of the vectors are the same.
For example
...
- 946
1
vote
0
answers
484
views
Logistic Regression with categorical predictors - how to report?
Hello Stack Exchange.
I need to run a logistic regression to determine the significance of the effect of 5 categories of one variable on my dependent variable. I just can't find online anywhere how ...
- 11
2
votes
0
answers
485
views
Do I report the pvalue of the standardized or unstandardized factor loading in CFA/SEM?
Using lavaan, for a simple CFA or SEM with measurement tools, you can use parameterEstimates(fit, standardized=TRUE) to get the standardized factor loadings for the ...
1
vote
0
answers
1k
views
Reporting binomial logistic regression
I want to report the results of a binomial logistic regression where I want to assess difference between the 3 levels of a factor (called System) on the dependent variable (called Response) taking two ...
- 1,713
2
votes
1
answer
7k
views
Report GLM and Posthoc with emmeans in APA format
This is the results of my anova(glm()) and the post-hoc analyses emmeans() :
...
- 245
4
votes
3
answers
15k
views
How to report negative binomial regression results from R
I have fit a negative binomial model in R, and would like to report the findings, but I'm unsure how (or if) I should convert the estimates to reportable coefficients. Here is my output:
...
- 305
4
votes
1
answer
6k
views
How to report a binom.test
How do I properly report the results of an R language binom.test (see documentation). My target is the APA format.
Also, I am not sure whether the proper name of ...
- 143
2
votes
2
answers
2k
views
How to report results based on Likert item group differences?
I collected Likert Item responses to a series of questions. My goal is to demonstrate that some of the groups are different from the others.
The dataset has the following format:
...
- 271
4
votes
1
answer
395
views
Why R markdown / python Jupyter are widely used in statistical projects?
I personally hate R markdown file / python notebook, since they mix code and results all together (expose unnecessary details / show pre-mature progress in exploration stage). But I noticed there are ...
- 37.2k
2
votes
1
answer
1k
views
Reporting Linear Mixed Effects Models (LMM)
I'm trying to report the difference between the inclusion and exclusion of a site type (i.e. restored habitat/natural habitat). I have done linear mixed effects models and have done an anova showing ...
3
votes
2
answers
2k
views
RShiny vs QlikView vs SAP Lumira [closed]
I would love to get some opinions about those three tools.
I am working with R and Shiny quite long time. I developed many apps (production side) which are actually being very popular at my company. ...
- 101
2
votes
0
answers
599
views
GLMER results reporting
I used a GLMM to fit a poisson distribution. The likelihood ratio test with the null model is significant, and now I should carry out a posthoc analysis. Using glht:multcomp I got this output:
...
- 191
12
votes
1
answer
8k
views
How do you report results from a Beta Regression (R output)?
I am looking for advice/input on how to report results from a beta regression output. My data is bound between 0 and 1, as ratios, and I am looking at a simple relationship between the response ...
- 395
2
votes
1
answer
2k
views
How to describe R as a method in a report
I have to do a report, and the methods is using a given data and using R to analyse it. However, I have never wrote a report only using R.. normally when I have to write a report, the methods are ...
- 21
3
votes
1
answer
161
views
How do you organize your output for a project?
When you are performing your analyses, how do you keep your results organized?
Do you keep a parallel word document and copy/paste the result as you build your 'story'?
Was curious to see how other ...
3
votes
2
answers
280
views
Key scientific publications reporting non-normal GLMMs in marine biology
I developed Poisson and Binomial GLMMs following the steps described in the excellent book from Zuur et al. (2009) Mixed Effects Models and Extensions in Ecology with R and I'm now ready to include my ...
- 535
2
votes
0
answers
506
views
how to report the comparison of two samples means, accounting for covariates
I have two groups, patients & controls, and a dependent variable "performance".
I want to compare the means of the two groups, but after removing the effect of two confounding continuous ...
- 364
1
vote
1
answer
408
views
How to report a value determined from a cumulative sum?
I'm reporting on methods that use discrete distribution data, for example:
...
- 269
2
votes
1
answer
798
views
Reporting the results of nonparametric regression using kernel weights
I am wondering how I can present the results of nonparametric regression. I performed the nonparametric tests using R, and R package np.
The commands used for this ...
- 141
3
votes
1
answer
3k
views
Rule of thumb for the number of significant digits to report
What is a good rule of thumb for the number of significant digits to report? Preferably, the rule of thumb is given in a citable publication. I am particularly interested in a rule that does not ...
- 33
1
vote
0
answers
349
views
Reporting variable importance results using cforest
I have a large data set of odour samples. I used cforest and varimp to determine the most important variables (ie chemical compounds) in identifying sex.
How do I report this in a paper? Do I need to ...
7
votes
3
answers
4k
views
From SAS to R - what are "must" packages for reporting
One big advantage of SAS over R is arguably its ability to produce quite complex reports with few statements; think of PROC SUMMARY or ...
25
votes
3
answers
29k
views
How to present box plot with an extreme outlier?
I could use some guidance about presenting some data.
This first plot is a case-control comparison for the cytokine IL-10. I've manually set the y axis to include 99% of the data.
The reason I set ...
- 251
1
vote
0
answers
3k
views
Reporting two-way ANOVA
I've been trying to figure out how to properly report a two way ANOVA with two between-subject variables and their interaction. Most references I found suggest to report it in the following way: ...
- 276
81
votes
4
answers
29k
views
How should tiny $p$-values be reported? (and why does R put a minimum on 2.22e-16?)
For some tests in R, there is a lower limit on the p-value calculations of $2.22 \cdot 10^{-16}$. I'm not sure why it's this number, if there is a good reason for ...
- 1,422
1
vote
0
answers
3k
views
How to report a permutation test?
I want to compare a parameter between two independent groups of volunteers (see MWE below). All volunteers had baseline reading (V1) and a subsequent reading by a later visit (V2) for intervention (<...
- 1,125