1. ClustMC::bread
    Loaf volumes from a bread-baking experiment
    csv| xlsx| json| ndjson| rda| rds
    tbl_df|85 x 3
  2. ClustMC::clover
    Nitrogen content of red clover plants
    csv| xlsx| json| ndjson| rda| rds
    tbl_df|30 x 2