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AP Statistics
Unit 6 – Proportions
Topic 6.8
To construct a two-sample z-interval, what are the necessary steps?
Calculate the sample means, calculate the margin of error, and find the z-score
Calculate the sample proportions, calculate the standard error, and find the z-score
Calculate the sample size, calculate the critical value, and find the confidence level
Calculate the standard deviation, calculate the confidence interval, and find the t-score
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AP Statistics - 6.8 Confidence Intervals for the Difference of Two Proportions
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Two-sample z-interval
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Cram Mode
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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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