67% out of 150 pupils from school A passed an exam; 62% of 120 pupils at school...

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67% out of 150 pupils from school A passed an exam; 62% of 120 pupils at school B passed. Estimate the 99% confidence interval for the true difference between the proportions passing the exam.

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Statistics For Economics Accounting And Business Studies

ISBN: 978027368308

4th Edition

Authors: Michael Barrow

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Question Posted: Aug 25, 2020 08:19 AM

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67% out of 150 pupils from school A passed an exam; 62% of 120 pupils at school...

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67 100 1005 744 are passed 150 X x 1005 sum n 99 co...View the full answer

Statistics For Economics Accounting And Business Studies

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