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2013 Jun 14
2
significance testing for the difference in the ratio of means
...e observed value on this distribution. I am unsure of appropriate values for B or if this method is valid at all. Another complication would be the concern for multiple comparisons if I wished to include additional test groups (m5 = testgroup2; m6 = testgroup2 w/ treatment; m7 = testgroup3, m8 = testgoup3 w/ treatment...etc) and how that might be appropriately handled. Method 2 seems the most intuitive to me. Bootstrapping this way will likely yield appropriate Starndard Errors for the two ratios. However, I am very much interested in appropriate p-values for the comparison and I am not sure if l...