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AP Statistics
Unit 7 – Means
Topic 7.7
What does a smaller margin of error in a confidence interval for the difference of two means indicate?
The sample sizes are too large to draw a valid inference
A larger difference between the means of the two populations
The confidence level is not high enough
A more precise estimate of the population parameter
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AP Statistics - 7.7 Justifying a Claim About the Difference of Two Means Based on a Confidence Interval
Key terms
Confidence Interval
Margin of Error
Difference of two means
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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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