Recent questions tagged R

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I create a plot_ly image using: MilesPlotly <- plot_ly(x = TripDetails$TotalDistanceMiles, type = "histogram") ... for Interview, JavaScript MCQ (Multiple Choice Questions)...

asked Jul 20, 2022 in Education by JackTerrance

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Q: Saving plot.ly image to RData file

I create a plot_ly image using: MilesPlotly <- plot_ly(x = TripDetails$TotalDistanceMiles, type = "histogram") ... for Interview, JavaScript MCQ (Multiple Choice Questions)...

asked Jul 6, 2022 in Education by JackTerrance

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Q: R: tsCV function returns NA

I am using the packages "fpp" and "fpp2". The homework question (question 11(f)) is located at ... JavaScript Questions for Interview, JavaScript MCQ (Multiple Choice Questions)...

asked Jun 1, 2022 in Education by JackTerrance

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Q: Change order of horizontal bars in ggplot2 [duplicate]

This question already has answers here: Order Bars in ggplot2 bar graph (14 answers) Closed 3 years ago. ... Questions for Interview, JavaScript MCQ (Multiple Choice Questions)...

asked May 31, 2022 in Education by JackTerrance

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Q: Change order of horizontal bars in ggplot2 [duplicate]

This question already has answers here: Order Bars in ggplot2 bar graph (14 answers) Closed 3 years ago. ... Questions for Interview, JavaScript MCQ (Multiple Choice Questions)...

asked May 18, 2022 in Education by JackTerrance

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Q: r ggplot geom_point change color

I am running the code and it works ggplot(data_df, aes(x= RR, y= PPW, col = year)) + ... questions, JavaScript Questions for Interview, JavaScript MCQ (Multiple Choice Questions)...

asked May 4, 2022 in Education by JackTerrance

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Q: ggplot geom_rect() error "object not found"

I'm trying to plot a geom_rect(). Why do I receive an Error in FUN(X[[i]], ...) : ... questions, JavaScript Questions for Interview, JavaScript MCQ (Multiple Choice Questions)...

asked May 3, 2022 in Education by JackTerrance

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Q: plot_ly with transforms and color mapping

I've been trying to use plot_ly with transforms (ultimately to subset data from a dropdown menu) and a ... Questions for Interview, JavaScript MCQ (Multiple Choice Questions)...

asked Apr 25, 2022 in Education by JackTerrance

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Q: Change default arguments of an R function at runtime

Is it possible to change the default values of formal parameters in an R function at runtime? Let's ... Questions for Interview, JavaScript MCQ (Multiple Choice Questions)...

asked Apr 25, 2022 in Education by JackTerrance

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Q: Global feature importance in XGBoost R using SHAP values

I would like to know if there is a method to compute global feature importance in R package of XGBoost ... Questions for Interview, JavaScript MCQ (Multiple Choice Questions)...

asked Apr 25, 2022 in Education by JackTerrance