FAQ/zpercs - CBU statistics Wiki
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How do I convert a s-core into a percentile in SPSS?

The below computes 100 P(Z < z) in SPSS. So putting z equal to 1.96 gives a perc of 97.5% since 97.5 percent of the Normal distribution is less than the mean plus 2 standard deviations.

compute perc=100*CDF.NORMAL(z,0,1).

None: FAQ/zpercs (last edited 2013-10-03 13:54:22 by PeterWatson)