Can you please Explain how data is aggregated in R. › Category: R Language › Can you please Explain how data is aggregated in R. 0 Vote Up Vote Down Editor">Editor Staff asked 2 years ago Can you please Explain how data is aggregated in R. 1 Answers 0 Vote Up Vote Down Editor">Editor Staff answered 2 years ago There are two methods that is collapsing data by using one or more BY variable and other is aggregate() function in which BY variable should be in list.