Convert z-scores to percentiles

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Convert z-scores to percentiles

Edgar F. Johns-2

I have a dataset with 8 variables that I’ve converted to z-scores (from a normative sample). I want to translate these z-scores to percentiles. Is there an easy way to do this within SPSS? Thanks.

 

Edgar

Trusum Visions, LLC

(734) 564-4964

 

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Re: Convert z-scores to percentiles

Bruce Weaver
Administrator
From the archives of this list:

   http://spssx-discussion.1045642.n5.nabble.com/percentile-scores-td1069622.html


Edgar F. Johns-2 wrote
I have a dataset with 8 variables that I've converted to z-scores (from a
normative sample). I want to translate these z-scores to percentiles. Is
there an easy way to do this within SPSS? Thanks.



Edgar

Trusum Visions, LLC

(734) 564-4964
--
Bruce Weaver
bweaver@lakeheadu.ca
http://sites.google.com/a/lakeheadu.ca/bweaver/

"When all else fails, RTFM."

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Re: Convert z-scores to percentiles

Jon K Peck
In reply to this post by Edgar F. Johns-2
See Transform > Rank Cases (RANK command)


Jon Peck (no "h") aka Kim
Senior Software Engineer, IBM
[hidden email]
phone: 720-342-5621




From:        "Edgar F. Johns" <[hidden email]>
To:        [hidden email],
Date:        10/16/2013 07:05 AM
Subject:        [SPSSX-L] Convert z-scores to percentiles
Sent by:        "SPSSX(r) Discussion" <[hidden email]>




I have a dataset with 8 variables that I’ve converted to z-scores (from a normative sample). I want to translate these z-scores to percentiles. Is there an easy way to do this within SPSS? Thanks.
 
Edgar
Trusum Visions, LLC
(734) 564-4964
 
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Re: Convert z-scores to percentiles

Art Kendall
In reply to this post by Edgar F. Johns-2
two ways
type "RANK ." into a syntax window. put your cursor on the word RANK. key <f1>.
On many keyboard the <F1> key is also labelled <help> {it may be another key for help on OSs other than Windows.}

compute percentile = cdfnorm(z) *100.

Art Kendall
Social Research Consultants
On 10/16/2013 9:03 AM, Edgar F. Johns-2 [via SPSSX Discussion] wrote:

I have a dataset with 8 variables that I’ve converted to z-scores (from a normative sample). I want to translate these z-scores to percentiles. Is there an easy way to do this within SPSS? Thanks.

 

Edgar

Trusum Visions, LLC

(734) 564-4964

 




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Art Kendall
Social Research Consultants