Posted by Diana on Saturday, August 8, 2009 at 1:44pm.
what is the zscore for the given raw score, mean and standard deviation, assume a normal probability dist.
raw score=66,u=60, and 0=6
u and o are those wierd symbols
is the answer 1, 10, 6, or 66

math  Marth, Saturday, August 8, 2009 at 1:53pm
'u' = mu
'o' = sigma
(Be sure to write them correctly when turning your work in).
The z score can be found by z = (xu)/o
z = (66  60)/6
z = 1

math  PsyDAG, Saturday, August 8, 2009 at 1:53pm
Z = (xμ)/SD, where x = raw score, μ = mean and SD = standard deviation.
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