Sentence 1: Improved cost studies would result.

Sentence 2: Better cost studies are in the best interests of anyone who intends to use the data.
Is this second sentence entailed by the first?

Answer: it is not possible to tell

Sentence 1: , bomb) in furtherance of a crime of violence that is prosecutable in a federal court.

Sentence 2: The crime wan not able to be prosecuted in a federal court.
Is this second sentence entailed by the first?

Answer: no

Sentence 1: It is doubtful that using adjusted costs would change the nature of the results obtained.

Sentence 2: It is thought that using adjusted costs would change the nature of the results.
Is this second sentence entailed by the first?

Answer:
no