Great idea....won't work, though, with alpha-numeric variables and with missing values. I recall hearing about a program/macro that does this. Will try to look it up in my office tomorrow. Best, Danny
On Tue, 5 Mar 2002, Kenneth M. Steele wrote: > > Hi Claudia: > > I am not an SPSS person but there seems to be an easy answer in > principle. Assume that you have created your two data files. > You would want to merge the two versions of a variable into a > test file and then subtract one version from the other. The M > should be 0, and there should be no nonzero values in the > results column. A stem-and-leaf plot should identify the > individual nonzero values and then you would do a 'find' to > locate that value in the column. > > Ken > > > On Tue, 05 Mar 2002 13:05:31 -0600 Claudia Stanny > <[EMAIL PROTECTED]> wrote: > > > This question is a little off-topic with respect to most undergraduate > > teaching, but I know there are several savvy statisticians on this list who > > might have an answer to this question: > > > > Does SPSS have a mechanism by which I can verify the accuracy of a large > > SPSS data file by creating two independent versions of the file and > > comparing them? We plan to compute and compare descriptive statistics > > computed for each variable for the two independent versions of the data, > > but this will only those identify variables with data discrepancies. Is > > there a procedure for doing a cell-by-cell parity comparison and identify > > cells in the two files that have different entries? I am looking for a > > procedure that will do what keypunch operators used to do -- verifying the > > accuracy of punched cards by repunching them. > > > > Thanks in advance. > > > > Claudia Stanny > > > > > > > > > > ________________________________________________________ > > > > Claudia J. Stanny, Ph.D. e-mail: [EMAIL PROTECTED] > > Department of Psychology Phone: (850) 474 - 3163 > > University of West Florida FAX: (850) 857 - 6060 > > Pensacola, FL 32514 - 5751 > > > > Web: http://www.uwf.edu/psych/stanny.html > > > ---------------------- > Kenneth M. Steele, Ph.D. [EMAIL PROTECTED] > Dept. of Psychology > Appalachian State University > Boone, NC 28608 > USA > > > > > --- > You are currently subscribed to tips as: [EMAIL PROTECTED] > To unsubscribe send a blank email to [EMAIL PROTECTED] > --- You are currently subscribed to tips as: [EMAIL PROTECTED] To unsubscribe send a blank email to [EMAIL PROTECTED]
