A dataframe showing the row corresponding to the required percentile.
Arguments
df
A `data.frame` object for which a percentile is required. Other data structures are not yet supported.
percentile
The percentile required eg 10 percentile
descend
Logical. Should the data be arranged in descending order? Defaults
to FALSE.
Details
Returns the value corresponding to a percentile.
Returns mean values if the position of the percentile is whole number.
Values are sorted in ascending order. You can change this by setting descend to TRUE.