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All questions asked by WireGuy

List all solved & unsolved questions asked by WireGuy

What maintenance should be done on a bike pump to keep it in good condition?

2   Bicycles Asked on 12/20/2020

maintenance  preventative maintenance  pump 

How does probability of default evolve over time?

1   Cross Validated Asked on 12/27/2021

conditional probability  credit scoring  probability  risk 

Random effects not appearing for some levels in lmer model - Why would that be?

1   Cross Validated Asked on 12/25/2021

lme4 nlme  mixed model  r  random effects model  repeated measures 

Logistic regression with lasso versus PCA?

2   Cross Validated Asked on 12/25/2021

feature selection  lasso  pca  regression  regularization 

Is spurious regression a problem for lasso and similar techniques?

1   Cross Validated Asked on 12/25/2021

lasso  machine learning  regression  spurious correlation 

Dealing with singular fit in mixed models

2   Cross Validated Asked on 12/25/2021

glmm  lme4 nlme  overfitting  r  singular 

groups, levels and denominator dof in mixed effect models

1   Cross Validated Asked on 12/25/2021

degrees of freedom  f test  mixed model  multilevel analysis  r 

p-value random effect in glmer() in lme4 package

1   Cross Validated Asked on 12/25/2021

glmm  lme4 nlme  r  random effects model  repeated measures 

Question about the structures and conditions of validity of the mixed-effect model

1   Cross Validated Asked on 12/25/2021

autocorrelation  lme4 nlme  mixed model  regression  repeated measures 

Increasing multicollinearity in multilevel/hierarchical modeling?

1   Cross Validated Asked on 12/25/2021

hierarchical clustering  mixed model  multicollinearity  multilevel analysis  multiple regression 

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