Justifying Claims: Confidence Interval, Population Proportion
AP Statistics · Flashcards · Application
AP STATISTICS · FLASHCARDS
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QUESTION
Find and correct the error: 'A 90% confidence interval indicates a 90% chance the parameter is in the interval.'
QUESTION
If a confidence interval includes 0, what does this imply about the claim?
QUESTION
Find and correct the error: 'The confidence interval is 0.5 to 0.8 with 100% certainty.'
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ANSWER
Replace '100%' with the correct confidence level, e.g., 95%. Confidence intervals cannot provide 100% certainty.
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