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The format of the result depends on the data type of the column. This is particularly useful if finding weighted correlations of group means using corwt. Rstudio Layout Information Technology This post will introduce you to the notion of function from the R programmer point of view and will illustrate. . These are the functions that come with R to address a specific task by taking an argument as input and giving an output based on the given input. An alternative function statsBy returns a list of means n and standard deviations for each group. Well pass this function just two arguments. As is often the case in the R ecosystem there are numerous ways to accomplish this task see summarizing data blog posts here and here for a dated yet extensive review. Describe is especially useful for describing data frames created by get as labels formats value labels and in the case of sasget frequencies of special missing values are pri...