# All Questions

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### Caret Package in R [on hold]

I'm starting with the caret package in R and I was wondering when we use train() if all the work was done by the function? I ...
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### AIC (QIC) - comparision of models?

I am comparing models created by geeglm function in R software. Does QIC of a model need to be lower than QIC of a null model? (in geeglm, geepack, R)
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### Proper terminology concerning graphs based on merged data sets

Let´s say that I have a couple of data sets: ...
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### Unbiased weighted variance with reliability/importance weights

I need to provide a reference for the use of a modified version of the formula in wikipedia for the unbiased weighted variance with reliability (aka. importance or non-random) weights: https://en....
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### Kernel Smoothing with asymmetric window bandwidth

I have a question about kernel regression: assume that we have a time series (Time, Speed) of a vehicle during a trip. I know that how I can smooth my data, using ksmooth(Time, speed, h). This ...
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### Attempting to create histograms in R [on hold]

I am trying to write a function in R that will generate a histogram for me. My current code is as follows. ...