Premise: In winter, thousands of squid lurk among the rocks in very shallow waters along the coast, and the only equipment you need to catch them is a face mask and gancho (hook).

Hypothesis: Squid are plentiful in the winter here because the colder water attracts them to the rocks.
Answer: it is not possible to tell

Premise: Some participants believed that the existing inspection process could be improved by looking less at the accounting firms' internal systems for quality control and more at the quality of the judgments that were made by the auditors in conducting the audit.

Hypothesis: Adherence to company policy can be as important as the quality of that same policy.
Answer: it is not possible to tell

Premise: Reforms stalled, however, and the following decade saw a return to strict Soviet doctrine.

Hypothesis: Soviet doctrine was sometimes followed with strictness.
Answer: yes

Premise: Half of them die within five years of diagnosis.

Hypothesis: Fifty percent of them die within five years after they receive a diagnosis.
Answer: yes