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August 30, 2015

Homework Help: Statistics Please help!

Posted by Justin on Tuesday, November 6, 2012 at 3:53pm.

A company claims that cancer patients using drug X will live at least 8 more years.
n=25
= 8.5 year
s = 1.5 year
a) Test at a=.01
b) Give the CIE at 95%

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