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Algebra I
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Lines of Best Fit and Linear Models
Worksheet
Grade Level
Algebra I
ALG1.123 Lines of Best Fit and Linear Models
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Which statement about interpreting a y-intercept in a linear model is most accurate?
A
It is the same as the slope whenever the line trends upward.
B
It is mathematically the prediction at x = 0, but it may not be meaningful if x = 0 is outside the context or data range.
C
It should be ignored whenever the slope is positive.
D
It is always meaningful in the real world, no matter what x = 0 represents.
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