Kuhn and Johnson (2013) describe a data set where characteristics of unix
jobs were used to classify there completion times as either very fast
(1 min or less, VF), fast (1–50 min, F), moderate (5–30 min, M), or
long (greater than 30 min, L).
Examples
data(hpc_data)
str(hpc_data)
#> tibble [4,331 × 8] (S3: tbl_df/tbl/data.frame)
#> $ protocol : Factor w/ 14 levels "A","C","D","E",..: 4 4 4 4 4 4 4 4 4 4 ...
#> $ compounds : num [1:4331] 997 97 101 93 100 100 105 98 101 95 ...
#> $ input_fields: num [1:4331] 137 103 75 76 82 82 88 95 91 92 ...
#> $ iterations : num [1:4331] 20 20 10 20 20 20 20 20 20 20 ...
#> $ num_pending : num [1:4331] 0 0 0 0 0 0 0 0 0 0 ...
#> $ hour : num [1:4331] 14 13.8 13.8 10.1 10.4 ...
#> $ day : Factor w/ 7 levels "Mon","Tue","Wed",..: 2 2 4 5 5 3 5 5 5 3 ...
#> $ class : Factor w/ 4 levels "VF","F","M","L": 2 1 1 1 1 1 1 1 1 1 ...