tidyplots——简化代码，比ggplot2更高级！
studytreatment group dose participant age sex score1 A placebo high p01 23 female 22 A placebo high p02 45 male 43 A placebo high
studytreatment group dose participant age sex score1 A placebo high p01 23 female 22 A placebo high p02 45 male 43 A placebo high