Cheyl Stake is concerned that too many forms are being filled out incorrectly. She feels that about

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Cheyl Stake is concerned that too many forms are being filled out incorrectly. She feels that about 8 percent of all the forms have an error.

a. How large a sample size should Ms. Stake use to be 99 percent certain she will be within 0.02?

b. How large a sample size should Ms. Stake use to be 90 percent certain she will be within 0.02?

c. Explain the difference between parts a and b in words.

d. Suppose Ms. Stake will accept a confidence level of 95 percent that she will be within 0.02. What will the sample size of forms be now?

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Systems analysis and design

ISBN: 978-0136089162

8th Edition

Authors: kenneth e. kendall, julie e. kendall

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Question Posted: Nov 16, 2012 01:42 AM

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Cheyl Stake is concerned that too many forms are being filled out incorrectly. She feels that about

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a p 08 p i z 02 258 n p 1p p 2 1 08 108 02 258 2 1 12...View the full answer

Systems analysis and design

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