데이터과학1 Week 01: Basics of R Week 01: Basics of R print("hello") [1] "hello" a = 10 b = 20 a+b [1] 30 ?print install.package("randomForest") library("package name") or require("package name") Variable is a container to hold data (or information) that we want to work with. Variable can hold - a single value: 10, 10.5, "abc", factor, NA, NULL - multiple values: vector, matrix, list - specially formatted data (values): data.fr.. 2021. 3. 2. 이전 1 다음