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AP Statistics
Unit 9 – Slopes
Topic 9.2
What is the significance of checking the condition of independence in constructing a confidence interval?
It allows for the use of the t-distribution in constructing the interval
It confirms the linearity between the x and y variables
It ensures that the data is taken from a random sample or randomized experiment
It guarantees that the standard deviation of y remains constant as x changes
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AP Statistics - 9.2 Confidence Intervals for the Slope of a Regression Model
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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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