haha wow... that just confused me more. Apparently I have no idea what to do.
So...
p = .2
q = .8
n = 120
np = 120(.2) = 24 = standard dev
npq = 19.2
and I have the equation Z = (x - (np))/sqrt(npq)
no idea what to do from there...
Last edited by iliketurtles; December 16th, 2008 at 07:37 PM.
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