A 95% confidence interval using z values is (9.642, 14.558). a. Calculate a 90% confidence interval. b.

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A 95% confidence interval using z values is (9.642, 14.558).

a. Calculate a 90% confidence interval.

b. Calculate a 99% confidence interval.

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Cambridge International AS & A Level Further Mathematics Coursebook

ISBN: 9781108403375

1st Edition

Authors: Lee Mckelvey, Martin Crozier

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Question Posted: Sep 27, 2021 01:20 AM

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A 95% confidence interval using z values is (9.642, 14.558). a. Calculate a 90% confidence interval. b.

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Cambridge International AS & A Level Further Mathematics Coursebook

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