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How to plot geom_bar with written rates?

You can create a second dataframe with your ratio for the labels and the summed frequencies for the y position: library(ggplot2) library(dplyr) library(tidyr) dat_ = structure(list(period = c(1L, 2L,...

Tags: r, ggplot2

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Compare theoretical and empirical alpha in R?

The sprintf alone won't do in a for loop, you need wrap it in print. > for (i in n) { + poblacion

Tags: r, rstudio, alpha

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Compare theoretical and empirical alpha in R [SOLVED]?

The sprintf alone won't do in a for loop, you need wrap it in print. > for (i in n) { + poblacion

Tags: r, rstudio, alpha

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Mean comparison using Johnson distribution in Rstudio?

There are a few errors in your code. Instead of for(i in p) it should be for(i in seq.int(k)); The way you sample/resample, poblacion[rJohnson(1000, parms)], is wrong. The index rJohnson is not integ...

Tags: r, rstudio, mean

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How compute ranks/percentiles for many columns in dataframe, while filtering each column for criteria?

You could write a statfun and use it in by. > statfun

Tags: r, dataframe, ranking

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Cannot define a color gradient along edge trajectory (value independent)?

To color your edges according to the direction map the numeric index on colour using after_stat. Additionally, to set the colors for the edges you have use ggraph::scale_edge_color_gradient: library(t...

Tags: r, ggplot2, igraph

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How Do I Obtain Some Stock Returns Using the Quantmod Package in R?

If you want to use the same library in R then: # Calculate daily returns with Delt apple_returns_delt

Tags: r, quantmod

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strange behaviour with rect.dendrogram in dendextend package?

Looks indeed like some sort of bug to me, at least the function only seems to work with "hclust" objects but not with "dendrogram"s. You could use the relevant parts of the function. > rect_dnd rect_...

Tags: r, dendrogram, dendextend

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Negative time in seconds when transforming Posixct to numeric?

Yes, the issue is related to origin of the date. The number that you see is number of seconds since 1970-01-01 00:00:00. Since year 1899 is before 1970 you see the value as negative. However, I would...

Tags: r, time, format

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Using grepl with OR condition to filter string?

Regular expressions can be used starting with ^ and ending with $ matching [0-9] to match any digit from 0-9, and [1-4] if you just want to match 1 to 4. Use .* to match anything. df % filter(gre...

Tags: r, dplyr, grepl

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