7.69 Determine the value of z* such that a. z* and z* separate the middle 95% of...

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7.69 Determine the value of z* such that

a. z* and z* separate the middle 95% of all z values from the most extreme 5%

b. z* and z* separate the middle 90% of all z values from the most extreme 10%

c. z* and z* separate the middle 98% of all z values from the most extreme 2%

d. z* and z* separate the middle 92% of all z values from the most extreme 8%

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Introduction To Statistics And Data Analysis

ISBN: 9780840054906

4th Edition

Authors: Roxy Peck, Chris Olsen, Jay L. Devore

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