An algorithm for updating the means of variances of a norm group after each computer-assisted administration of a test is described. The algorithm does not require storage of the whole data set, and provides for unlimited, continuous expansion of the test norms. (Author)

An empirical investigation of the psychometric properties of Bieri's grid form of Kelly's Role Construct Repertory Test was designed. Preliminary norm tables for scores were established which would be necessary in building arguments for external validity of research results. (Author/JKS)