Welcome to the last word ggplot2 cheat sheet! This can be your go-to resource for mastering R's potent visualization package. With ggplot2, you are able to produce engaging and instructive plots simply.B??c 4: Th?c Hello?n ki?m tra l?i giao d?ch. Sau khi ng??i ch?i ?ã ?i?n t?t c??thông tin theo yêu c?u c?a nhà cái, c?n th?c Hello?n ki?m tra l?