Shipped: July 13, 2020
W202 Preliminary results
Sample Number Organism Total Colony Count (Group Means)
Membrane Filtration Method cfu/100mL
Total coliforms Thermotolerant coliforms E.coli
W202-1 Enterobacter species 18 0 0
W202-2 no organisms present 0 0
0
W202-3 Enterobacter species 17 0 0
W202-4 E. coli 59 61 58
MU: measure of uncertainty
H202 Preliminary results
Samples Organism Total Colony Count (Group Means)
H202-1 Enterobacter species 140
H202-2 E.coli 100
H202-3 Enterobacter species 53
H202-4 E.coli 94
MU (%): Measurement Uncertainty in percentage outliers excluded in group means
