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Unit: More on regression

AP Stats:
DAT (BI)
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DAT‑1 (EU)
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DAT‑3 (EU)
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UNC (BI)
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UNC‑4 (EU)
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VAR (BI)
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VAR‑1 (EU)

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Possible mastery points

Inference about slope

AP Stats:
DAT (BI)
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DAT‑3 (EU)
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DAT‑3.M (LO)
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DAT‑3.M.1 (EK)
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DAT‑3.N (LO)
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DAT‑3.N.1 (EK)
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UNC (BI)
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UNC‑4 (EU)
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UNC‑4.AC (LO)
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UNC‑4.AC.3 (LO)
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UNC‑4.AD (LO)
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UNC‑4.AD.1 (LO)
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UNC‑4.AF (LO)
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UNC‑4.AF.1 (LO)
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UNC‑4.AF.2 (LO)
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UNC‑4.AH (LO)
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UNC‑4.AH.1 (LO)
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VAR (BI)
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VAR‑1 (EU)
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VAR‑1.K (LO)
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VAR‑1.K.1 (EK)
Learn
Introduction to inference about slope in linear regression
(Opens a modal)
Conditions for inference on slope
(Opens a modal)
Confidence interval for the slope of a regression line
(Opens a modal)
Calculating t statistic for slope of regression line
(Opens a modal)
Using a P-value to make conclusions in a test about slope
(Opens a modal)
Using a confidence interval to test slope
(Opens a modal)
Practice
Confidence interval for slopeGet 3 of 4 questions to level up!
Test statistic for slopeGet 3 of 4 questions to level up!
Making conclusions about slopeGet 3 of 4 questions to level up!

Quiz

Level up on the above skills and collect up to 300 Mastery points

Transformations to achieve linearity

AP Stats:
DAT (BI)
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DAT‑1 (EU)
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DAT‑1.J (LO)
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DAT‑1.J.1 (EK)
Learn
Transforming nonlinear data
(Opens a modal)
Worked example of linear regression using transformed data
(Opens a modal)
Up next for you:

Unit test

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About this unit

Learn how to perform inference on slope in least-squares regression. We'll make confidence intervals and do significance tests to see if a linear relationship in a sample suggests a relationship exists in the corresponding population.
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