How to Filter Rows In R?
How to Filter Rows In R, it’s common to want to subset a data frame based on particular conditions. Fortunately, using the filter() function from the dplyr package makes this simple. library(dplyr) This tutorial...
Category: R
Nonlinear Regression Analysis in R
Nonlinear Regression Analysis in R, when at least one of the parameters in a regression appears to be nonlinear, it is called nonlinear regression. It is often used to sort and analyze data from...
What Is the Best Way to Filter by Date in R?
What Is the Best Way to Filter by Date in R?, Using the dplyr package in R, you can filter a data frame by dates using the following methods. Subsetting with multiple conditions in...
Filtering for Unique Values in R- Using the dplyr
Filtering for Unique Values in R, Using the dplyr package in R, you may filter for unique values in a data frame using the following methods. Method 1: In one column, filter for unique...
Crosstab calculation in R
Crosstab calculation in R, To create a crosstab using functions from the dplyr and tidyr packages in R, use the following basic syntax. df %>% group_by(var1, var2) %>% tally() %>% spread(var1,...
Set Axis Label Position in ggplot2
Set Axis Label Position in ggplot2, To change the axis label location in ggplot2, use the following syntax. theme(axis.title.x = element_text(margin=margin(t=70)), axis.title.y = element_text(margin=margin(r=40))) For the margin argument, you can use the letters t,...
Augmented Dickey-Fuller Test in R
Augmented Dickey-Fuller Test in R, If a time series has no trend, constant variance over time, and a consistent autocorrelation structure across time, it is considered to be “stationary.” An augmented Dickey-Fuller test, which...
droplevels in R with examples
droplevels in R with examples, To remove unneeded factor levels, use R’s droplevels() function. This function comes in handy when we need to get rid of factor levels that are no longer in use...
Reorder Boxplots in R with Examples
Reorder Boxplots in R, you may need to reorder boxplots frequently. The examples below demonstrate how to accomplish it using two distinct methods. Method 1: Reorder based on a predetermined sequence The built-in airquality...
Cumulative Sum calculation in R
Cumulative Sum calculation in R, using the dplyr package in R, you can calculate the cumulative sum of a column using the following methods. Best online course for R programming – Data Science Tutorials...
