Question
The formula used to calculate a large-sample confidence interval for p is . What is the appropriate z critical value for each of the following confidence levels?
The formula used to calculate a large-sample confidence interval for p is
What is the appropriate z critical value for each of the following confidence levels? (Round your answers to
two decimal places.)
(a) 95%
(b) 96%
(c) 83%
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Koala Tutor
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Got a question with my answer?
(a) For a 95% confidence level, the z critical value is 1.96.
(b) For a 96% confidence level, the z critical value is 2.05.
(c) For an 83% confidence level, the z critical value is 1.44.
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