by ManhattanPrepLSAT1 Tue Sep 03, 2013 1:47 am
p61:
'For example, if a piece of text states, "Most people prefer Brand X to Brand Y", we can infer:
1) Most people do not prefer Brand Y.
2) At least some people prefer Brand Y to Brand X.'
The book states that both can be inferred. However, 2) cannot be inferred. That most people prefer Brand X to Brand Y includes the possibility that all people prefer Brand X to Brand Y.