Reactions of neural, psychological, and social systems are rarely, if ever, independent of previous inputs and states. The potential for serial order carryover effects from one condition to the next in a sequence of experimental trials makes counterbalancing of condition order an essential part of experimental design. Here, a method is proposed…

Discusses methodological problems involving use of MMPI by reviewing past literature. MMPI is so easily used that it is sometimes misapplied or data obtained from it are incorrectly analyzed by researchers unfamiliar with its limitations or peculiarities. Suggestions for improving research design are made. (Author/BEF)

Methodological problems associated with treatment research on cigarette smoking are explored, and possible solutions are discussed. The main problems considered are the selection and retention of subjects, the measurement of smoking, the design of treatment studies, and the interpretation and generalizability of experimental results. (Author)

Discussed methodological errors in child and marital treatment research. Made suggestions to avoid such errors. Areas covered are selection of subjects and therapists, scope and source of dependent measures, treatment specification and experimental design. Errors include unsubstantiated diagnoses; client labels; restricted outcome criteria; and…

Techniques of sociological research--defined as the assembly, organization and interpretation of facts that help explain human activity--are described in this guide to community research strategies. In Part I of the booklet some basic aspects of research are examined, illustrating procedures of stating and examining a research problem. The scope…