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Interpreting Slope and Intercept of a Data Model
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PSAT Prep
125 Interpreting Slope and Intercept of a Data Model
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A model T = 0.9x - 4 was created using data with x-values from 10 to 60. Which statement about the intercept is most appropriate?
A
The model predicts -4 when x = 0.
B
The intercept is not part of the model because it is negative.
C
The intercept proves the model is invalid for all x-values.
D
The intercept means T increases by 4 for every 1-unit increase in x.
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