wrapper around quantile() and format() and paste().
formatIQR(x, digits = 2, significant_digits = TRUE, ...)character.
vector to be summarized
Integer specifying the number of digits to display. Default is 2.
Logical. If TRUE, format numbers using significant digits; if FALSE, use fixed number of decimal digits. Default is TRUE.
passed onto quantile() as well as to format(). meant for arguments na.rm or digits
Dr. Andreas Leha