In short, lacking evidence that conditions on the two islands are relevantly similar, the author cannot convinced me on the basis of Bhatia’s experience that…
Absent additional information about the cited studies, these studies lend no credible support to the conclusion that…
Although this is entirely possible, the argument provides no evidence to support this assumption.
Common sense and experience tells us this is not the case, and that a variety of other factors, such as …, also play major roles.
Without such evidence the argument can be rejected out of hand.
If this is the case, it provides an alternative explanation for the fact that…
The argument fails to indicate what portion of the people surveyed actually responded; the smaller this portion, the less reliable the results.
