Scheduling Across the Supply Chain

Scheduling Across the Supply Chain

Introduction

For future planning organizations adopt different forecasting techniques in order to reduce their risk. These forecasting methods based either on subjective criteria or based on quantifiable and historical quantitative, data in order to provide potential investors an attractive opportunity to invest. Nevertheless, forecasting does not mean that the entire risk can be eliminated. This paper will focuses on the AT&T on scheduling across the Supply Chain.

Discussion

Overview of the Company

AT & T - American Telephone and Telegraph is U.S. based telecommunications which provides voice, video, data and internet telecommunication and other professional service to business, customers and government agencies. The services which offered by AT&T comprise of telephony, long distance, Internet access, cable television services.

Four Primary Forecasting Techniques

For business like AT&T which involved in the telecommunications, the four Primary Forecasting Techniques are Delphi Technique, Scenario Writing, Subjective Approach and Time-Series Forecasting. Delphi Technique can be applied to achieve a consensus based on the discussion between experts. AT&T, Delphi forecasting methodology, can be useful as expert judgments involved in technology & social processes considering the responses to a questionnaire to examine the likely directions of development of technologies, meta-types of technologies or distinct processes of social change.

For Scenario Writing, there are different outcomes, which can be possible in the current situation of the company. Hence, AT&T can obtain different results based on different starting criteria. AT&T management can select the most suitable one from the various outcomes. This gives yields which offer options of best, worst or in the middle. As far as Subjective Approach concerned, this is the probability of occurrence. This approach is appropriate for AT&T when there is only one chance of occurrence of the event, i.e. the event that occurs or not occurs once. The probability value under this approach ...