Premise:
"how many do they have like at the Plano one usually"
Hypothesis: How many balloons participate at the Plano one?

it is not possible to tell

Premise:
"Grossness is not a good objection."
Hypothesis: Using grossness is not a valid form of objection.

yes

Premise:
"case study with regard to such issues as instance selection have not been followed."
Hypothesis: The case study does not regard any issues of instance selection.
no