Minitab Portable Worksheet P1.1             199011 6 Release 7.1               .
%      3      1     15      0 turbidty                                         .
 2.670000076E+01 2.579999924E+01 2.400000000E+01 2.489999962E+01 2.639999962E+01
 2.589999962E+01 2.439999962E+01 2.170000076E+01 2.410000038E+01 2.589999962E+01
 2.729999924E+01 2.689999962E+01 2.729999924E+01 2.479999924E+01 2.360000038E+01