Return a confidence interval as a tidy data frame. This directly wraps the
confint function, but ensures it folllows broom conventions:
column names of conf.low and conf.high, and no row names
confint_tidy(x, conf.level = 0.95, func = stats::confint, ...)a model object for which confint can be calculated
confidence level
Function to use for computing confint
extra arguments passed on to confint
A data frame with two columns: conf.low and conf.high.