Student asked: Premise: "Man in brown shirt and jeans playing guitar and singing."
Based on this premise, can we conclude that the hypothesis "A man is performing with his band." is true?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. Man in brown shirt and jeans playing guitar and singing does not indicate that he is performing with his band. The answer is it is not possible to tell.


Student asked: Premise: "A group of mature folk are waving as they walk down a shopping center."
Hypothesis: "Older people move their arms as they stroll down a shopping complex."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. Older people are mature folk; waving requires one to move their arms; to stroll is the same as to walk; and a shopping center is the same as a shopping complex. The answer is yes.


Student asked: Premise: "A man at a museum holds a two dollar bill in front of the painting which is represented on the back of the bill."
Based on this premise, can we conclude that the hypothesis "Woman watches tv." is true?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. A man at a museum cannot be a woman watching tv. The answer is no.


Student asked: Given the sentence "A blond-haired girl plays on a blown-up bouncy toy." can we conclude that "The blonde haired girl received a big toy for her birthday."?
Options:
- yes
- it is not possible to tell
- no
Teacher's response:
Let's think. A girl could play on a bouncy toy without it being her birthday or receiving a big toy. The answer is it is not possible to tell.