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Formula for a Specific Confidence Interval For a Proportion

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Section 7-4: Confidence Intervals And Sample Means for Proportions

Section 7-4: Confidence Intervals And Sample Means for Proportions. Symbols Used in Proportion Notation. p =. population proportion. ^. p =. sample proportion. For a sample proportion,. _ X _ n. ^. ^. ^. 1 - p. q =. p =. ^. * Sometimes p is given. Where:

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