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April 25, 2015

Homework Help: math help

Posted by Tommy8 on Saturday, June 22, 2013 at 8:23am.

Consider the following. (Give your answers correct to two decimal places.)
(a) Determine the value of the confidence coefficient z(/2) for 1 - = 0.87.
(b) Determine the value of the confidence coefficient z(/2) for 1 - = 0.91.


can someone just work one of these and I will do the other by looking at example

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