lm_mpg <- lm(mpg ~ factor(cyl), mtcars)
lm_disp <- lm(disp ~ factor(cyl), mtcars)
lm_hp <- lm(hp ~ factor(cyl), mtcars)
lm_drat <- lm(drat ~ factor(cyl), mtcars)
lm_wt <- lm(wt ~ factor(cyl), mtcars)
lm_qsec <- lm(qsec ~ factor(cyl), mtcars)
lm_vs <- lm(vs ~ factor(cyl), mtcars)
lm_am <- lm(am ~ factor(cyl), mtcars)
lm_gear <- lm(gear ~ factor(cyl), mtcars)
lm_carb <- lm(carb ~ factor(cyl), mtcars)
versus
y_pars <- c("mpg", "disp", "hp", "drat",
"wt", "qsec", "vs", "am",
"gear", "carb")
all_lm <- map(y_pars, cyl_model)