Counting conditionally in the data frame means counting the number of rows that meet specific conditions defined by the user.…
What do you mean by counting unique values by group? Well, it means you divide the dataset into subsets based…
To calculate the percentage by the group in R, you need to combine various dplyr functions such as group_by(), summarise(), mutate(),…
In R, you can calculate the sum by group using the base aggregate(), dplyr's group_by() with summarise(), or the data…
What does it mean when we say "mean by group"? It means grouping the data based on the values of…
Whether you want to summarize the categorical data, identify patterns and trends, or calculate percentages and proportions, you must quickly…
The group_by() function from the dplyr package allows us to group data frames by one or more variables (columns), enabling…
The dplyr::slice() function subsets rows by their position or index within a data frame. If you want to select specific…
R vectors are atomic, which means they have homogeneous data types. They are contiguous in the memory. Here are some…
DataFrames are like tables that contain rows and columns. Each column can have a different data type. Here are six…