A sample of employed people was asked whether they had changed jobs in the past two years.

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The following display from a TI-84 Plus calculator presents a 95% confidence interval for the population proportion who had changed jobs during that time. image text in transcribed

a. Fill in the blanks. We are___________________ confident that the population proportion is between _____________________ and _________________ .

b. Use the information in the display to construct a 98%
confidence interval for p.

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Elementary Statistics

ISBN: 9781259969454

3rd Edition

Authors: William Navidi, Barry Monk

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Question Posted: May 07, 2024 12:02 PM

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A sample of employed people was asked whether they had changed jobs in the past two years.

Question:

1-PropZInt (.19525,.38253) p=.2888888889 n=90

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Elementary Statistics

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