Advanced Statistical Analysis

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Can we use propensity score matching for multivariate outcome variable?

I want evaluate the impact of health insurance on health outcome. My outcome variable is a series of health outcomes. Since the PSM uses either binomial logit or probit regression after matching,...

18 August 2022 9,556 1 View

The relationship between occurrence, severity, and detectability and maintenance strategy selection.?

I need your assistance in determining the relationship between occurrence, severity, and detectability and maintenance strategy selection? I have a problem with how the FMECA factors...

15 July 2022 1,962 3 View

Bayesian statistics with Dirichlet process r package?

Can anyone recommend R package(s) dealing with Bayesian analysis with Dirichlet process please? Thanks!

01 April 2022 5,521 4 View

What statistical test to use to analyse effect of 3 DV on 1 IV?

all interval/ratio data DV are Temperature Distribution Price IV is Sales Volume

09 March 2022 3,215 3 View

What is the highest resolution at which global soil moisture product is available?

What is it's accuracy

30 January 2022 6,291 4 View

What does E Lacunarity means in blood vessel analysis?

I am doing a quantitative analysis of the blood vessel formation by using AngioTool. While doing that I came across a word called mean E Lacunarity with a value but I don't know what exactly it was.

23 January 2022 6,336 1 View

Synchrony of germination?

Can any one will help that how to define and measure Synchrony of germination (Z index)?

09 January 2022 7,748 4 View

How to calculate seed germination uniformity?

Seed germination

07 January 2022 10,020 5 View

What is the best Statistical Tool/Analysis to compare LC50's from different sources?

Data on hand: LC50 per part of Peperomia (roots, leaf, stem) against various cancer cell lines (lung, cervical, breast) LC50 of controls against various cancer cell lines (lung, cervical,...

08 December 2021 6,588 3 View

Would you consider these values as borderline significant?

Risk Ratio: 0.999 (95% CI: 0.993, 1.005) 0.996(95% CI: 0.989, 1.004) 0.985(95% CI: 0.886, 1.095) 0.953(95% CI: 0.828, 1.097)...

11 November 2021 4,721 6 View

How do I adjust for a covariate in generalized estimating equation (GEE)?

I am examining the interaction effect of Sex (male, female; between-subject factor) and Time (11 levels; within-subject factor). I would like to adjust for a time-invariant covariate. In the...

30 August 2021 3,327 5 View

What test to use?

I have couple of questions and will really appreciate it if you can help me with them: 1) I want to test if different age groups (IV) will score differently to punitive and rehabilitation...

18 August 2021 8,613 5 View

What type of statistical test is appropriate for sensitivity analysis?

I'm interested to test the robustness of an outcome definition using different cut-off points (e.g. 80% of pills taken vs. 90% pills taken to define adherence). Many articles reported such...

16 August 2021 3,215 8 View

Is Hosmer Lemeshow test in Binary Logistic Regression possible for one-nominal-parameter models?

We have nominal parameters in our study. I can calculate p, chi square (1), sensitivity, specificity, accuracy and AUC by using Logistic regression for a nominal parameter. However, Hosmer...

20 July 2021 5,820 5 View

Which are the possible failure modes of a CAN bus system in a train?

Hi, I am working on a project concerning maintenance processes with the help of Augmented reality, the focus is on the repair of a CAN bus system. The system gives multiple errors: door PLC error,...

05 July 2021 6,469 0 View

What is the best analysis for this potential design?

In my current project, I want to answer if various cognition items (ratio, 30+ of them, may get reduced based on a separate factor analysis) predict moral outrage - in other words, do increases in...

29 June 2021 2,435 4 View

In design of experiment, can we have CCD in RSM to be in 3 levels in a special mode called "face-centered" by changing alpha to value 1?

How can we use RSM when we have three levels? FCC with alpha = 1?

02 June 2021 7,230 5 View

Which statistical test to use for testing these hypotesis?

Dear colleagues, I am in process of preparing the research methodology of the doctoral disertation. I formulated hypotheses but now I am not sure how to test some of them, specifically which...

01 June 2021 4,799 12 View

How to compare time at depth during night and day time?

Hi all, so i have a time series of temperature and depth. i created bin depth and temperature and calculate the time at depth and time at temperature per each bin and split it into night and day...

01 June 2021 7,365 4 View

How to use marginal effects in the right way for my hypothesis?

Hi, I am currently working on a research project with the title "How does internet use affect trust? An intergenerational comparison." I'm essentially running an ordered logit model, with the...

14 May 2021 3,160 4 View

How to know the significant R2 value for for certain number of values?

Dear Experts, It is stated: for 15 pairs of data, with 5% significance level, R2 values should be higher than 0.2601. how can I know such R2 value for 540 pairs? how can I find this certain...

05 May 2021 1,472 3 View

How to perform a LCA with ranking/preference data in MPLUS?

Hi! I would like to do a latent class analysis with ranking data (in MPLUS). Adolescents ranked 5 areas of life according to their personal importance from 1-5 (e.g. 1 school, 2 peers, ...). My...

26 April 2021 3,495 2 View

What are the possible causes of asymmetrical 95% CI around the mean in continuous data?

So i'm doing a meta analysis, and i have some question about a study that i have. This is the data for one group(lower intensity group): pre intervention mean(SD): 274(70.5) post intervention...

10 April 2021 440 11 View

Entering second predictor in mixed effects model results in no effects at all - how to interpret?

I'm having trouble interpreting the results of some recent bayesian mixed effects models I ran. I am looking to predict a continuous outcome variable ('accuracy') from a binary, dummy coded,...

08 April 2021 9,256 11 View

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