Posted by **Diana** on Saturday, August 8, 2009 at 1:44pm.

what is the z-score 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 = (x-u)/o

z = (66 - 60)/6

z = 1

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

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