# Set the seed for reproducibility
set.seed(123)

# Create a data frame with 100 rows and 11 columns
mydata <- data.frame(ID = 1:100,
                     outcome = runif(100),
                     var2 = runif(100),
                     var3 = runif(100),
                     var4 = runif(100),
                     var5 = runif(100),
                     var6 = runif(100),
                     var7 = runif(100),
                     var8 = runif(100),
                     var9 = runif(100),
                     var10 = runif(100))

# View the data frame

ggplot(data=mydata, aes(x=var2, y=outcome))+
  geom_smooth()

1.希望创建一个包含8个变量和结果之间所有平滑线关联的图。2）每个变量都有一条彩色线，并带有解释颜色的图例。