A Comparative Study of the Components of Just in Time Production in Diverse Groups of Industries in Tabriz by Using Multivariate ANOVA

Abstract

Just in time (JIT) production is a new approach and way of thinking in the management of industrial organizations, the principles and methods of which seek the complete and comprehensive elimination of wastage and the enhancement of productivity in all activities inside and outside the organization .Accordingly, the purpose of the present research is the comparative evaluation of the components of just in time production within the various industrial groups of Tabriz. The statistical population of the research includes 576 factories in the four industries-machinery and equipment , chemical substances and products , textiles , and electronics and the related equipment-in small and medium scales in Tabriz . The sample size has been 313 based on the relation in limited populations and through the use of relative stratified sampling method . The researchers have used a questionnaire in order to collect data , and the data have been analyzed by multivariate ANOVA. The results indicate that there is a difference amony the four industries regarding lean production components .

Keywords

• just in time production
• reduced time
• pull system
• production smoothing