Friday

December 19, 2014

December 19, 2014

Posted by **Sue 8** on Thursday, June 13, 2013 at 12:46am.

(a) Determine the value of the confidence coefficient z(á/2) for 1 - á = 0.87.

=.44 my answer .

(b) Determine the value of the confidence coefficient z(á/2) for 1 - á = 0.91.

=.46 my answer

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