please show your excel plot
Draw a survival curve for E. coli in lotion
where the starting APC = 106 cfu/g and the APC at 7 days is <10
cfu/g (also, no growth by enrichment of a 1 g sample, so APC <1
cfu/g at 7 days).
How many log-reductions occurred in 7 days and what is
the D-value for E. coli in this product?





