Run Details #656
Model
Gemma 2 9B (LMStudio)
Score
88
Stored run score 87 recalculated to 88 after question exclusions.
Correct (≥100)
14/16
Incorrect (<100)
2
Median Time
6058.5ms
Tokens Used
3459
Cost
$0.0050
Benchmark:
0152_syllogism_validity
Run Date: 2026-03-02 23:05:51
Questions (16)
Question: Evaluate this syllogism:
Premise 1: All mammals are warm-blooded.
Premise 2: All whales are mammals.
Conclusion: Therefore, all whales are warm-blooded.
Is the conclusion logically valid given the premises?
Expected
Valid
Provided
{
"reasoning": "This syllogism is valid because it follows the pattern of deductive reasoning known as syllogistic inference. If the premises are true, the conclusion must also be true. ",
"answer": "Valid"
}
Question: Evaluate this syllogism:
Premise 1: No prime numbers greater than 2 are even.
Premise 2: 11 is a prime number greater than 2.
Conclusion: Therefore, 11 is not even.
Is the conclusion logically valid given the premises?
Expected
Valid
Provided
{
"reasoning": "This syllogism is valid. Here's why:\n\n* **Premise 1** sets a rule: all prime numbers larger than 2 are *not* even.\n* **Premise 2** tells us 11 fits that description - it's a prime number greater than 2.\n* The **Conclusion** logically follows from these premises. If something is a prime number greater than 2, it cannot be even. ",
"answer": "Valid"
}
Question: Evaluate this syllogism:
Premise 1: All doctors have medical degrees.
Premise 2: Sarah has a medical degree.
Conclusion: Therefore, Sarah is a doctor.
Is the conclusion logically valid given the premises?
Expected
Invalid
Provided
{
"reasoning": "This syllogism is **invalid**. While the premises are true, the conclusion doesn't necessarily follow. Someone could have a medical degree without being a doctor (e.g., a medical researcher). The premises only establish that *all doctors* have medical degrees, not that *everyone with a medical degree is a doctor*.",
"answer": "Invalid"
}
Question: Evaluate this syllogism:
Premise 1: Some students are athletes.
Premise 2: All athletes are disciplined.
Conclusion: Therefore, some students are disciplined.
Is the conclusion logically valid given the premises?
Expected
Valid
Provided
{
"reasoning": "This syllogism is valid. Here's why:\n\n* **Structure:** It follows a common pattern called a categorical syllogism. It asserts something about groups (students and athletes) and their relationship to another group (disciplined). \n* **Overlap:** Premise 1 tells us there's an overlap between students and athletes. Premise 2 states that all athletes share the trait of being disciplined. Therefore, it logically follows that some of those overlapping students must also be disciplined.\n",
"answer": "Valid"
}
Question: Evaluate this syllogism:
Premise 1: All poets are writers.
Premise 2: Some writers are teachers.
Conclusion: Therefore, some poets are teachers.
Is the conclusion logically valid given the premises?
Expected
Invalid
Provided
{
"reasoning": "This syllogism is invalid. Here's why: While we know all poets are writers, and some writers are teachers, there's no guarantee that any of those writer-teachers overlap with the group of poets. It's possible for a writer to be a teacher without being a poet.",
"answer": "Invalid"
}
Question: Evaluate this syllogism:
Premise 1: Some birds are flightless.
Premise 2: All penguins are birds.
Conclusion: Therefore, some penguins are flightless.
Is the conclusion logically valid given the premises?
Expected
Invalid
Provided
{
"reasoning": "This syllogism is valid. Here's why:\n\n* **Premise 1** tells us there are birds that don't fly. \n* **Premise 2** tells us penguins are a type of bird.\n\nSince some birds are flightless, and penguins are birds, it logically follows that some penguins must also be flightless.",
"answer": "Valid"
}
Question: Evaluate this syllogism:
Premise 1: No amphibians are mammals.
Premise 2: All frogs are amphibians.
Conclusion: Therefore, no frogs are mammals.
Is the conclusion logically valid given the premises?
Expected
Valid
Provided
{
"reasoning": "Here's why this syllogism is valid: \n\n* **Premise 1** states a general rule: nothing that is an amphibian can also be a mammal. \n* **Premise 2** tells us that all frogs belong to the category of amphibians.\n* Combining these, we can conclude that since frogs are amphibians, and no amphibians are mammals, then frogs cannot be mammals.",
"answer": "Valid"
}
Question: Evaluate this syllogism:
Premise 1: All cats are mammals.
Premise 2: Some pets are cats.
Conclusion: Therefore, some pets are mammals.
Is the conclusion logically valid given the premises?
Expected
Valid
Provided
{
"reasoning": "This syllogism is valid. Here's why:\n\n* **Premise 1** tells us that all cats belong to the category of mammals.\n* **Premise 2** states that there are some pets which are also cats.\n* Therefore, since cats are mammals, and some pets are cats, it logically follows that some pets must also be mammals.",
"answer": "Valid"
}
Question: Evaluate this syllogism:
Premise 1: All novels are books.
Premise 2: Some books are illustrated.
Conclusion: Therefore, some novels are illustrated.
Is the conclusion logically valid given the premises?
Expected
Invalid
Provided
{
"reasoning": "This syllogism is **valid**. Here's why:\n\n* **Premise 1** establishes a general category (novels) that is entirely contained within a larger category (books). \n* **Premise 2** tells us that there are some instances within the larger category (books) that share a characteristic (being illustrated).\n\nSince novels are a subset of books, if some books are illustrated, it logically follows that *some* of those illustrated books must also be novels.",
"answer": "Valid"
}
Question: Evaluate this syllogism:
Premise 1: All painters are artists.
Premise 2: Some artists are musicians.
Conclusion: Therefore, some painters are musicians.
Is the conclusion logically valid given the premises?
Expected
Invalid
Provided
{
"reasoning": "This syllogism is invalid. While both premises are true, they don't necessarily lead to the conclusion. Here's why: imagine a scenario where all painters are artists, and some of those artists also play music. There could be other artists who are not musicians. The overlap between 'painters' and 'musicians' isn't guaranteed.",
"answer": "Invalid"
}
Question: Evaluate this syllogism:
Premise 1: Some engineers are musicians.
Premise 2: All musicians are creative.
Conclusion: Therefore, some engineers are creative.
Is the conclusion logically valid given the premises?
Expected
Valid
Provided
{
"reasoning": "This syllogism is valid. Here's why:\n\n* **Premise 1:** Establishes a group (engineers) that overlaps with another group (musicians). \n* **Premise 2:** States a characteristic (creativity) that applies to all members of the 'musicians' group.\n* **Conclusion:** Logically follows because if some engineers are musicians, and all musicians are creative, then some engineers must also be creative.",
"answer": "Valid"
}
Question: Evaluate this syllogism:
Premise 1: All squares are rectangles.
Premise 2: No rectangles are circles.
Conclusion: Therefore, no squares are circles.
Is the conclusion logically valid given the premises?
Expected
Valid
Provided
{
"reasoning": "The syllogism is valid because it follows a pattern of deductive reasoning known as the categorical syllogism. \n\nHere's why:\n* **Premise 1:** Establishes an inclusive relationship between squares and rectangles (all squares are a subset of rectangles). \n* **Premise 2:** Establishes an exclusive relationship between rectangles and circles (rectangles and circles do not overlap). \n* **Conclusion:** Logically follows from the premises. Since all squares are rectangles, and no rectangles are circles, it must be true that no squares are circles.",
"answer": "Valid"
}
Question: Evaluate this syllogism:
Premise 1: All philosophers are thinkers.
Premise 2: Some thinkers are scientists.
Conclusion: Therefore, some philosophers are scientists.
Is the conclusion logically valid given the premises?
Expected
Invalid
Provided
{
"reasoning": "The syllogism is invalid. While the premises establish a relationship between philosophers, thinkers, and scientists, they don't guarantee that there's overlap between philosophers and scientists. It's possible for some thinkers to be scientists without being philosophers.",
"answer": "Invalid"
}
Question: Evaluate this syllogism:
Premise 1: All planets orbit stars.
Premise 2: Earth is a planet.
Conclusion: Therefore, Earth orbits a star.
Is the conclusion logically valid given the premises?
Expected
Valid
Provided
{
"reasoning": "This syllogism is valid because it follows a standard deductive reasoning pattern. If we accept that all planets orbit stars (Premise 1) and that Earth is a planet (Premise 2), then logically, Earth must orbit a star (Conclusion).",
"answer": "Valid"
}
Question: Evaluate this syllogism:
Premise 1: No insects are mammals.
Premise 2: All bees are insects.
Conclusion: Therefore, no bees are mammals.
Is the conclusion logically valid given the premises?
Expected
Valid
Provided
{
"reasoning": "This syllogism is valid because it follows a pattern of deductive reasoning. If we accept that no insects are mammals (Premise 1) and that bees belong to the category of insects (Premise 2), then we can logically conclude that bees cannot be mammals.",
"answer": "Valid"
}
Question: Evaluate this syllogism:
Premise 1: No reptiles are warm-blooded.
Premise 2: All snakes are reptiles.
Conclusion: Therefore, no snakes are warm-blooded.
Is the conclusion logically valid given the premises?
Expected
Valid
Provided
{
"reasoning": "This syllogism is valid. Here's why:\n\n* **Premise 1** establishes a general rule: reptiles are not warm-blooded.\n* **Premise 2** tells us that all snakes fall under the category of reptiles.\n* Therefore, based on these premises, it logically follows that snakes cannot be warm-blooded.",
"answer": "Valid"
}