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AP Statistics
Unit 6 – Proportions
Topic 6.9
A survey was conducted to compare the proportion of students who prefer math and those who prefer literature. The 95% confidence interval for the difference in proportions is (-0.03, 0.15). What does this interval suggest?
The proportion of students who prefer literature is higher than the proportion who prefer math.
The proportion of students who prefer math is higher than the proportion who prefer literature.
There is no evidence to support a difference in the proportions of students who prefer math and literature.
There is not enough information to draw any conclusions.
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AP Statistics - 6.9 Justifying a Claim Based on a Confidence Interval for a Difference of Population Proportions
Key terms
Proportion
95% Confidence Interval
Difference in Proportions
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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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