Computing Z-scores using SPSS

We see that age = 27 falls about in standard deviation below the mean. We can verify this if we knew the standard deviation. From the output, we know that the standard deviation is 17.080. Therefore 1 standard deviation below the mean is ~ 45 – (1)17.080 ~ 27. Yes, 1 standard deviation from the mean is about 45 – 27 ~ 18. ................
................

In order to avoid copyright disputes, this page is only a partial summary.