Create a binned summary table for efficiency scores from a DEA model.
Details
The function will return a summary table for efficiency scores from a DEA model.
Efficiency scores will be placed in 11 bins, where DMUs with an effciency score
equal to 1 are placed in a separate bin. For output oriented models with range
[1, Inf], bins are created with 1/bin
. Bin widths will be equal to models
with range [0, 1].