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March 6, 2015

Posted by **phil** on Wednesday, July 18, 2012 at 7:55pm.

- statistics -
**PsyDAG**, Wednesday, July 18, 2012 at 8:06pmAssuming that each item on the scale has a value of one, how could the mean be 50?

Are you talking about merely a number (raw score, 20 seems to be the raw score) or a Z score? If the latter,

Z = (score-mean)/SD

- statistics -
**phil**, Wednesday, July 18, 2012 at 10:04pmthanks!

- statistics -
**PsyDAG**, Thursday, July 19, 2012 at 10:53amYou're welcome.

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