MATRIX          48     4
) 48 units are randomly assigned to the factor/level
) combinations of antibiotic (amoxicillin, tetracycline,
) tylosin, or none), growth media (LB or CAGY), and source
) (activated sludge or effluent).  The response is 
) bacterial count (per 100 micro L sample).  Data from
) Sudeshna Ghosh.
)"%lf %lf %lf %lf"
            1            1            1      7.6e+05
            1            1            1      4.4e+05
            1            1            1      3.3e+05
            2            1            1        17000
            2            1            1        11000
            2            1            1        21000
            3            1            1      6.2e+05
            3            1            1     1.38e+06
            3            1            1      5.4e+05
            4            1            1     2.15e+06
            4            1            1     1.68e+06
            4            1            1     1.66e+06
            1            1            2          141
            1            1            2          162
            1            1            2          168
            2            1            2         15.6
            2            1            2          8.3
            2            1            2          7.6
            3            1            2          210
            3            1            2          220
            3            1            2          260
            4            1            2          390
            4            1            2         1420
            4            1            2         1440
            1            2            1     1.53e+05
            1            2            1     1.88e+05
            1            2            1     1.82e+05
            2            2            1        72000
            2            2            1        65000
            2            2            1        67000
            3            2            1        6e+05
            3            2            1        4e+05
            3            2            1      8.6e+05
            4            2            1     3.06e+05
            4            2            1     2.73e+05
            4            2            1     2.13e+05
            1            2            2          118
            1            2            2          123
            1            2            2          150
            2            2            2         10.6
            2            2            2         13.2
            2            2            2         11.1
            3            2            2          112
            3            2            2          153
            3            2            2          131
            4            2            2          249
            4            2            2          290
            4            2            2          286