This paper is an extended series of appendices to the report "Exploring the T.R.Q.: An Assessment of the Effectiveness of the Teachers' Rating Questionnaire," Report Number 123. It should be most useful to those familiar with multiple regression analysis and factor analysis and wishing a more complex record of the statistical procedures…

A procedure for predicting categorical outcomes using categorical predictor variables was described by Moonan. This paper describes a related technique which uses prior probabilities, updated by joint likelihoods, as classification criteria. The procedure differs from Moonan's in that the outcome having the greatest posterior probability is…

Discussion of school improvement focuses on a study of Ontario educators that examined their use of various sources of information, including conferences, workshops, and inservice training, for improvement purposes. Knowledge utilization is discussed; interactive processes between the information and the setting are considered; and predictor…