Calculate lower and upper confidence intervals given a mean,
standard deviation, sample size, and confidence level. You may
want to use ci_var() to calculate all values quickly.
Usage
ci_lower(mean, ssd, n, conf = 0.95)
ci_upper(mean, ssd, n, conf = 0.95)
Arguments
mean
Numeric. Mean: mean(var, na.rm = TRUE)
ssd
Numeric. Standard deviation: sd(var, na.rm = TRUE)