Premise:
"Mrs. Inglethorp is out, and he sits down to write to his accomplice, who, he fears, may be in a panic at the nonsuccess of their plan. "
Hypothesis: Mrs. Inglethorp is inside, and he is not writing to his accomplice.

no

Premise:
"and if ever i see it on the menu i always get it"
Hypothesis: I don't order if I don't see it.

it is not possible to tell

Premise:
"Knowing the basis on which the case instances were selected, for example, is crucial in cumulation; otherwise it is not possible to know whether best case, worst case, typical, or the like instances are being aggregated."
Hypothesis: There were no ideas as to how to base the cases.
no