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AP Statistics
Unit 7 – Means
Topic 7.6
What is the relationship between sample size and the width of a confidence interval for the difference in two population means?
The relationship depends on the shape of the population distributions
Larger sample sizes result in wider confidence intervals
Sample size does not affect the width of the confidence interval
Larger sample sizes result in narrower confidence intervals
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AP Statistics - 7.6 Confidence Intervals for the Difference of Two Means
Key terms
Confidence Interval
Sample Size
Difference in Two Population Means
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Cram Mode
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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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