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January 26, 2015

January 26, 2015

Posted by **Tommy7** on Saturday, June 22, 2013 at 10:39pm.

(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.

.45 my answer

- math help and check -
**Tommy7**, Saturday, June 22, 2013 at 11:56pmTo late to get any help, But thanks

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