Premise:
"For example, the computer vendor relied on a security manager in each of the organization's four regional business units, while the utility's nine-member central group relied on 48 parttime information security coordinators at various levels within the company."
Hypothesis: The security manager was a professional at what he did.

it is not possible to tell

Premise:
"Many guides point out a green healthy plant in the courtyard as a regeneration of the original."
Hypothesis: The green plant in the middle is highly valuable to collectors.

it is not possible to tell

Premise:
"are you being smart or are you serious"
Hypothesis: Do you really mean that?
yes