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3 votes
2 answers
547 views

Variable selection in logistic regression [duplicate]

So I'm trying to make a multivariate logistic regression model in R studio. I'm not sure how to go about this. What seemed to make sense to me was to model every predictor against the response ...
AdmiralMunson's user avatar
1 vote
1 answer
65 views

How to give more importance to one variable in a logistic regresion model? [closed]

I'm adjusting a logistic regression model for prediction, but if the person interested says: All variables are important for me, but especially X2 is more important. How I give that variable more ...
YAYA's user avatar
  • 11
1 vote
2 answers
160 views

How well does my logistic regression model fit?

I performed a logistic regression to my dataset which has 6 variables. I got output from R as the following: I used the step() ...
James Teng's user avatar
2 votes
0 answers
289 views

How to predict the probability of a discrete choice problem?

I am looking for a discrete choice model (e.g. a logit) to describe the reaction of a pedestrian when a car is arriving. Depending on the severity of the conflict and other geometrical parameters, he ...
Federico Pascucci's user avatar
3 votes
2 answers
299 views

Avoiding Bias Through Model Selection

I have a application where a logistic regression model is used to make a decision. Each time a user enters the application the model is fed inputs, and it outputs some decision. The first model was ...
lufthansa747's user avatar
2 votes
1 answer
168 views

c-index for parametric links in binary regression

I am conducting a binary regression using different sorts of parametric links (logistic, Pregibon, Aranda-Ordaz, ... see) and I would like to compare their predictive and classification perfomance in ...
Barlett's user avatar
  • 23
3 votes
1 answer
438 views

Accuracy vs. simplicity as criteria to select explanatory variables

I want to create a binary model which predicts whether someone has improved his state. I am testing possible variables as explanatory variables in order to make some recommendations. Now my binary ...
Dirk N's user avatar
  • 315