Statistical Analysis Stack Exchange
Statistical Analysis Stack Exchange

Questions tagged [interpretation]

Refers generally to making substantive conclusions from the results of a statistical analysis.

2454 questions
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Determining if difference is significant

I work on an ecommerce site, and I'm trying to determine a feature's impact on conversion. This is not an AB test; rather, 100% of customers had access to the feature- whether or not they used the feature is indicated in "Segment" below. In the past…
michaelscarn
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How to make prediction models more interpretable?

It seems to me as if the go-to technique that is used to make any prediction model more "interpretable" is to reduce the number of input variables that are used in the model. I'm wondering if there are any other big picture approaches that one can…
Berk U.
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Problem on interpretation of data

Following Critical Phenomena in Natural Sciences of Didier Sornette, I am plotting the maximum value among $N$ variables. Doing this I can see the tail behaviour of a distribution (page 19 of C.P.N.S. of Sornette). Calling $\lambda$ the maximum…
emanuele
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1 answer

Discussing a result where adjusting to an additional predictor gives an opposite result

y ~ x Gives significant positive relationship between x and y y ~ x + (group) Gives significant inverse - negative - relationship between x and y. This seems to be due to the fact that small groups had different y and x associations than large…
st4co4
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Odds ratio and likelihood. Fallacy?

It seems clear to me odds ratio ($OR$) is not equivalent to difference in probability and it's not possible to derive the difference knowing nothing but the odds ratio. As an example, say on a given day cat's have 49% chance of getting sun-burn…
snoram
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Can I get feedback for concept map on Interpetability?

Have anyone ever made a concept map for detecting overfitting, explainability, or interpretability ? I been making one but I wanted to get the site's feedback before I post it on stats.stackexchange.com . I realized after reading this meta-thread…
mlane
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1 answer

MODMED in PROCESS generates insignificant interaction term yet significant conditional effect: how to interpret?

I have a moderated mediation model with a strong mediation effect, but with confusing results for the moderating effect (using PROCESS). Although the interaction effect in the regression model is insignificant, the conditional indirect effect does…
user29631
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Why is my manipulation check not correlated with my outcome even though the manipulation produce a significant effect?

I have a stats conundrum I have an MSc thesis in which two groups were manipulated to either include others in their group, or manipulated to exclude others (c1 inclusive and c2 exclusive). My dependent variable is how much income tax the…
richard
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Interpretation of 95 % CI

Could you please help to understand if this interpretation for OR 1.318 and 95 % CI 0.72-2.42 is correct. Especially, I want to understand how we determine the positive or negative direction, do we focus on 1? whether it is included in CI or…
Mariam
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1 answer

Practical interpretation of the moving average part of Arima model

My question is regarding the practical definition of Arima (0, 1, 1) posted on this site ARIMA(0,1,1) Forecast. The random walk part is very clear to me, the current observation is a function of the previous observation. Could anyone explain to me…
Stackuser
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1 answer

Interpreting coefficients when both depenent and independent variable is in percent

I have the following estimation of a two-way fixed effects model: $FDI=\beta_0+ \beta_1GDP_{gr}+ \beta_2Infl+ \beta_3Realinc + \beta_4Open+ \beta_5Reserve+ \beta_6Pol_r + \beta_7Infr+ \beta_8Nat_{re}+…
Anna
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2 answers

Using incomplete regression output to determine the value of the test statistic

I have incomplete regression output subsisting of the sample size, the standard error of the regression coefficient, and the p-value for two variables in a regression model. Can I determine what the regression coefficients are? Can I infer which…
bsiamionau
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1 answer

What is expected when I'm asked to interpret results over simulated data?

In my statistics/data mining course, I'm often asked questions like "How can you interpret those results?", and most of the time there's little to nothing to interpret and I'm wondering if this kind of question doesn't expect an different answer…
Teleporting Goat
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What test do I use comparing pre and post intervention data?

I am doing a health related project at at hospital where a policy was implemented for patients on certain therapy. Data was collected for the number of patients and days of therapy pre-implementation, then data was collected for the same interval of…
PharmerJoe
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Help in regression interpretation, including interaction terms

I m doing a quantitative analysis for my dissertation and I m having issues with the interpretation of my results (I have little knowledge of SPSS). I m doing a panel data analysis with multiple regression. What, I want to understand is when I…
ino199003
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