SOLUTION: find the critical value Zc necassary to form a confidence interval at the level of confidence C=0.89

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Question 321775: find the critical value Zc necassary to form a confidence interval at the level of confidence C=0.89
Answer by stanbon(75887) About Me  (Show Source):
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find the critical value Zc necassary to form a confidence interval at the level of confidence C=0.89
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Find the z-value with a right tail of 11/2 = 5.5%
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invnorm(0.945) = 1.5942
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Cheers,
Stan H.