Premise:
"no oh yeah yeah i well the only time i can go in too and all these classes that are available are like Saturday"
Hypothesis: I spend the whole Saturday in one of those classes.

it is not possible to tell

Premise:
"Notable artists, writers, philosophers, and scientists seemed to flock to the city."
Hypothesis: The city never attracted any artists.

no

Premise:
"To some proponents of case studies, the credibility of the method depends on what they call naturalistic generalizability."
Hypothesis: Nobody cares about the method or naturalistic generalizability of case studies as it makes no difference.
no