Statistical Modeling

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Questions related to Statistical Modeling

How do voter data companies collect or match info?

I have been recently studying proprietary voter files and data. While I know that voter files are for the most part public (paid or free), I am confused as to how companies match this data to...

01 January 2020 3,303 2 View

How the predictor and interaction coefficients for mathematical model are determined by interpreting the results of Response surface methodology?

There are some works in literature in which selectivity models are developed in Minitab software by response surface methodology based on the data that have been collected by other researchers and...

15 November 2019 7,764 11 View

Can I use beta regression when the response variable takes the values 0 and 1?

For my analysis I have a continuous quantitative variable (whose values are between 0 and 1) that I consider to be a dependent variable and qualitative and quantitative explanatory variables....

11 November 2019 10,036 5 View

Which terms must be included to the statistical model in response surface methodology?

If I have two parameters, A and B, is it always better to include A*A*B and A*B*B, or just A*B is enough. Generally, what is the basis for choice, does it depend on the number of factors,...

11 November 2019 3,762 2 View

Is there any literature, research or model connecting the factors of Technology Entrepreneurship and Employment in technollogy-oriented firms?

I am interested in literature or research-results connecting Technology Entrepreneurship (either as a general concept or as a discrete variable) with Employment in high technology firms, (as a...

01 November 2019 4,698 3 View

How can one estimate the sample size of an unknown population for qualitative research?

If you want to estimate a sample size for a qualitative research in an unknown population, what is the suitable statistical model to use?

22 October 2019 9,447 3 View

How to estimate numbers of different type of particle contacts in powder mixtures ?

I am looking for statistical models (or results of relevant numerical simulations) to estimate the number of different types of contacts between particles in a powder mixture. The simplest case...

10 October 2019 4,073 1 View

Estimation of statistical model for customers who if buying Y1, may buy Y2 from the same company with other factors?

Dear Members, I am studying customer behavior towards buying products from a specific company. The company has three different products, Y1, Y2, Y3. These are agricultural inputs and coded as...

11 July 2019 8,155 2 View

Most accurate statistical model?

I am looking for the correct model available within SPSS. I have measurements of a metabolite (some of which are negative) and need to determine if this is associate with a systolic blood pressure...

10 July 2019 2,132 10 View

What’s the best statistical method to compare numerical and experimental results for validation purposes?

which statistical model is suitable to compare two curves for validation purposes, when comparing two force-displacement curves for instance?

10 June 2019 9,238 11 View

What’s the best statistical method to compare numerical and experimental results for validation purposes?

which statistical model is suitable to compare two curves for validation purposes, when comparing two force-displacement curves for instance?

06 June 2019 3,401 12 View

How to consider the question of theoretical support for statistical model choosing?

In my research I focus in paired correlated binary data. To accommodate the intraclass correlation, I choose to adopt a certain model without providing much theoretical support, and was criticized...

06 June 2019 6,123 8 View

How to consider the question of theoretical support for statistical model choosing?

In my research I focus in paired correlated binary data. To accommodate the intraclass correlation, I choose to adopt a certain model without providing much theoretical support, and was criticized...

05 June 2019 8,028 12 View

What is the best statistical model to analyze my question below?

What statistical model would be best for analyzing paired dichotomous and trichotomous independent variables (i.e, gender and test performance [high, middle, low] predictability on trichotomous...

03 March 2019 532 2 View

Can the predicted values be used as a sign of underfitting or overfitting?

In every statistical model, the aim is to predict the dependent variable, after obtaining the predicted values we compare it to the actual values, let's assume we are examining a non-linear...

14 February 2019 6,067 7 View

Is it possible to weight the significance given to a raster during K-means or equivalent classification of raster imagery?

We are using multiple raster layers to produce a predictive classification of the landscape. Statistical modelling indicates that some of the layers we are using for the classification are more...

31 January 2019 5,267 1 View

Flood Prediction: Where should my starting point be?

Hi, I'm currently studying computer science and I am working on an Internet of Things project involving the use of rainfall sensors in different locations. I'm currently researching if these...

29 January 2019 1,036 5 View

Which statistical model is suitable for analysis a repeated cross-sectional study?

I am working an a project with repeated cross-sectional data for 25 years. Which statistical model is suitable for analysis this kind of data?

12 January 2019 3,334 3 View

Best Statistical Model for analysis?

Hi All, I am a student doing some research to confirm if variable A has any affect on variable B over a certain amount of time. The statistical model I found that can be used was quantitative...

09 January 2019 7,357 8 View

Which statistical model is suitable for analysis a repeated cross-sectional study?

I am working an a project with repeated cross-sectional data for 25 years. Which statistical model is suitable for analysis this kind of data?

01 January 2019 5,325 4 View

What statistical model could I use to measure the impact of personality traits on a single outcome variable with only one level?

I am looking to investigate the influence of personality traits at the item level on a behaviour which has only one categorical level. Every subject in the sample will have displayed this type of...

13 December 2018 5,931 4 View

Can a derived variable, that has an inverse relationship with one of the strongest variable, exist in a model at the same time - or not?

Hello Everyone I have a quick general question. Can a derived variable, that has an inverse relationship with one of the strongest variable, exist in a model at the same time - or not?? In my case...

11 November 2018 760 0 View

Can we do statistical modeling of post encroachment time surrogate proximal indicator other than simulation?

I want to know that what type of modeling can be done for post encroachment time by considering it as dependent variable.

09 September 2018 2,011 0 View

How can I set my prior belief about a parameter in order to get a posterior for the same?

Dear Researchers, I have a single point for my parameter as a prior information and 26 data points as current data-set. How can I incorporate that point(/single point prior value) while doing...

24 August 2018 3,197 6 View

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