With the computer where you want to install SPSS, visit help.luther.edu and choose “Downloads” in the left sidebar. Select “IBM SPSS Statistics 29 (Windows)” or “IBM SPSS Statistics 29 (macOS)” ...

SPSS uses a GUI format to display test results in the SPV file extension. Versions 15.0 and earlier use the SPO file extension, which is no longer supported by IBM SPSS 16.0 and later.

Simple procedures for estimating interrater reliability are presented using the new SPSS for Windows 5.0 program. Both the interrater reliability for averaged ratings and the intraclass correlation ...