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Answer: ASet 11: Linear Functions (Intermediate)
Explanation
Which error is most likely if a linear model predicts a negative weight for a person of height 0?
A.✓ Correct
Extrapolation beyond valid domain
B.
Calculation error
C.
Wrong slope sign
D.
Model is exponential
Detailed Explanation
Choice A is correct. Choice A is the correct answer. Contextual limits. 1. Scenario: Height 0 is impossible for a person. 2. Intercept: The y-intercept often has no physical meaning if is outside the data range. 3. Term: Extrapolation. Strategic Tip: Intercepts are mathematically real but contextually often meaningless. Choice B is incorrect. Choice C is incorrect. Choice D is incorrect.
Key Steps:
•
The correct answer is Extrapolation beyond valid domain
Why others are wrong:
B: Choice B is incorrect and may result from a calculation error.
C: Choice C is incorrect and may result from a calculation error.
D: Choice D is incorrect and may result from a calculation error.
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