date_expt   batch  rpm      day_develop  settled_control  settled_500rpm  mean_settled  
2014-06-03  A      unmanip  7            0                NA              NA            
2014-06-03  A      unmanip  7            0                NA              NA            
2014-06-03  A      unmanip  7            0                NA              0             
2014-06-03  A      500      7            NA               0               NA            
2014-06-03  A      500      7            NA               0               NA            
2014-06-03  A      500      7            NA               0               0             
2014-06-04  A      unmanip  8            0                NA              NA            
2014-06-04  A      unmanip  8            0                NA              NA            
2014-06-04  A      unmanip  8            0                NA              0             
2014-06-04  A      500      8            NA               .13             NA            
2014-06-04  A      500      8            NA               .14             NA            
2014-06-04  A      500      8            NA               0               .09           
2014-06-05  A      unmanip  9            0                NA              NA            
2014-06-05  A      unmanip  9            0                NA              NA            
2014-06-05  A      unmanip  9            0                NA              0             
2014-06-05  A      500      9            NA               .35             NA            
2014-06-05  A      500      9            NA               .45             NA            
2014-06-05  A      500      9            NA               .44             .42           
2014-06-06  A      unmanip  10           0                NA              NA            
2014-06-06  A      unmanip  10           .04              NA              NA            
2014-06-06  A      unmanip  10           .08              NA              .04           
2014-06-06  A      500      10           NA               .58             NA            
2014-06-06  A      500      10           NA               .1              NA            
2014-06-06  A      500      10           NA               .71             .46           
2014-06-07  A      unmanip  11           .44              NA              NA            
2014-06-07  A      unmanip  11           .35              NA              NA            
2014-06-07  A      unmanip  11           .3               NA              .36           
2014-06-07  A      500      11           NA               .91             NA            
2014-06-07  A      500      11           NA               1.              NA            
2014-06-07  A      500      11           NA               .7              .87           
2014-06-08  A      unmanip  12           .69              NA              NA            
2014-06-08  A      unmanip  12           .69              NA              NA            
2014-06-08  A      unmanip  12           .75              NA              .71           
2014-06-08  A      500      12           NA               .87             NA            
2014-06-08  A      500      12           NA               1.              NA            
2014-06-08  A      500      12           NA               .75             .87