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AP Statistics
Unit 9 – Slopes
Topic 9.5
What is the purpose of the degrees of freedom in a t-test for the slope of a regression model?
To determine the critical value for hypothesis testing
To assess the linearity of the regression model
To calculate the standard deviation of the slope estimate
To determine the sample size required for the test
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AP Statistics - 9.5 Carrying Out a Test for the Slope of a Regression Model
Key terms
Degrees of Freedom
Regression Model
Slope
t-test
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About Fiveable
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Resources
Cram Mode
AP Score Calculators
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Crisis Text Line
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© 2024 Fiveable Inc. All rights reserved.
AP® and SAT® are trademarks registered by the College Board, which is not affiliated with, and does not endorse this website.
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