For Data Science Learners
Best GGPlot Themes, This tutorial covers everything you need to know about the greatest ggplot2 themes, including. How to use the built-in ggplot2 themes to change the appearance of plots. How to change the appearance of plots using the ggthemes library’s predefined themes. How to change the plot panel background and gridlines, as well as…
Descriptive statistics vs Inferential statistics: In the field of statistics, there are two primary branches, Descriptive Statistics Inferential Statistics Descriptive statistics vs Inferential statistics The differences between the two branches are explained in this tutorial, as well as why each is helpful in certain scenarios. Descriptive Statistics In a word, descriptive statistics seeks to use…
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Quantiles by Group calculation in R, Quantiles are numbers in statistics that divide a ranking dataset into equal groups. In R, we can use the following functions from the dplyr package to calculate quantiles grouped by a certain variable. library(dplyr) Identify the quantiles that you’re interested in. q<-c(0.25, 0.5, 0.80) Quantiles are calculated by grouping…
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Multinomial Distribution in R, when each result has a given probability of occurring, the multinomial distribution describes the likelihood of obtaining a specific number of counts for k different outcomes. A statistical experiment with n repeated trials is known as a multinomial experiment. There are a finite number of possible outcomes in each trial. The…
Get the first value in each group in R, Knowing the first, last, or nth value in the group can be important at times. With the help of various examples, we will look at how to retrieve the initial value for each group in this article. The aggregate() or group by() functions in R can…
Control chart in quality control, To analyze the product’s quality, a statistical Quality Control chart is employed. Every product is created for a certain purpose; if it accomplishes that aim perfectly, it is deemed high quality; if not, it is not. For example, It is of good quality if an article meets the criteria; otherwise,…
How to get the last value of each group in r, the aggregate() or group by() functions in R can be used to get the last value of each group. Let’s have a look at how to? Obtain the most recent value for each group – group by a single column. Get each group’s most…
Can’t rename columns that don’t exist, on this post, you’ll discover how to replicate and diagnose the R programming error “Error: Can’t rename columns that don’t exist.” Two examples of error message debugging are included in the tutorial. To be more specific, the article will include the following: Example Data Generation For this R programming…
