When developing a quantitative model to support sales and operations planning (S&OP), which of the following statements is most true?
A.
It is necessary to capture all of the detail in order to create a useful model.
A.
It is necessary to capture all of the detail in order to create a useful model.
B.
Aggregation will be necessary to develop an appropriate model.
B.
Aggregation will be necessary to develop an appropriate model.
C.
Clear objectives are not necessary to begin the modeling process.
C.
Clear objectives are not necessary to begin the modeling process.
D.
A minimal level of effort is required to develop a model.
D.
A minimal level of effort is required to develop a model.
Suggested answer: B
Explanation:
A quantitative model is a mathematical representation of a real-world situation that involves numbers, variables, equations, and logic. A quantitative model can be used to support sales and operations planning (S&OP), which is a process of aligning the demand and supply plans of an organization at an aggregate level. To develop a quantitative model for S&OP, the following statements are most true:
It isnotnecessary to capture all of the detail in order to create a useful model. In fact, too much detail can make the model complex, unrealistic, and difficult to solve.A useful model should capture the essential features of the situation and simplify the irrelevant or insignificant aspects1.
Aggregation will benecessaryto develop an appropriate model. Aggregation is the process of combining data or information into higher-level categories or groups. For example, products can be aggregated into product families, customers can be aggregated into market segments, and time periods can be aggregated into months or quarters.Aggregation can help reduce the size and complexity of the model, as well as improve its accuracy and reliability2.
Clear objectives arenecessaryto begin the modeling process. Objectives are the desired outcomes or goals that the model aims to achieve or optimize. For example, an objective of S&OP could be to maximize profit, minimize cost, or balance inventory.Clear objectives can help define the scope, structure, and criteria of the model3.
Asignificantlevel of effort is required to develop a model. Developing a model involves several steps, such as defining the problem, collecting and analyzing data, formulating and testing the model, implementing and validating the solution, and evaluating and improving the results.Each step requires careful planning, execution, and evaluation4.
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