The sky is full of clouds; therefore, it will rain today. Which statement best categorizes the reasoning of the speaker?
Good. It cannot rain unless there are clouds.
Faulty. The clouds may not be rain clouds.
Faulty, it may not rain until tomorrow.
Good. When there are clouds, it always rains
The Correct Answer is B
A. Good. It cannot rain unless there are clouds: While clouds are often associated with rain, it’s not true that it cannot rain without clouds. For instance, some types of rain, like those caused by cold fronts, can occur with minimal cloud cover.
B. Faulty. The clouds may not be rain clouds: This is the best answer. Just because the sky is full of clouds doesn't necessarily mean that those clouds will produce rain. Not all clouds bring rain; some are simply decorative or made of dry air.
C. Faulty, it may not rain until tomorrow: While this could be true, the reasoning in the original statement doesn’t involve timing, it directly assumes that the presence of clouds means rain will happen today. This is a different issue.
D. Good. When there are clouds, it always rains: As mentioned, not all clouds produce rain. Therefore, it’s a faulty generalization to assume that clouds always mean rain.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is C
Explanation
A. the only valid explanation for the student's score: This is incorrect because the student's low score could be due to various factors, such as poor research, lack of clarity, or missing information, in addition to being a poor writer. The statement doesn't claim to be the only valid explanation.
B. a reason without a conclusion: This is incorrect because the statement does have a conclusion: the student is a poor writer. It provides both a premise (the score) and a conclusion (the student's writing ability).
C. one of the possible explanations for the student's score: The statement offers a possible explanation for the student's score, namely that the student is a poor writer. However, other factors could also explain the low score, so it's not the only possible explanation.
D. an irrelevant explanation for the low score: This is incorrect because being a poor writer could indeed be a relevant explanation for a low score, especially if the paper was poorly written. While other factors could be at play, this explanation is not irrelevant.
Correct Answer is B
Explanation
A. The conclusion is not a statement of fact, but rather a generalization based on a study of a specific group of people. The fact that 70% of heroin users had used marijuana before does not automatically lead to the conclusion that all marijuana users will try heroin.
B. The conclusion makes an unwarranted leap by suggesting that because 70% of heroin users had used marijuana, all marijuana users will eventually try heroin. The sample studied doesn't represent all marijuana users, and making this broad statement about all marijuana users is an overgeneralization.
C. While the conclusion may be an assumption, it's more specific in that it makes a sweeping, unjustified generalization. The issue is not clarity, but the improper inference drawn from the data.
D. The conclusion actually needs much more support and is not logically valid as it stands. It makes a broad statement that is not directly supported by the data.
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