Which strategy is most effective for handling the random component (or “noise”) in a forecast?

Question

BlackTom AI · Accepted Answer

Question restatement: Which strategy is most effective for handling the random component (or “noise”) in a forecast?

Option presented: Measure and report the forecast error to determine the amount of noise.

Analysis of the given option:
- This approach targets the essence of the random component by focusing on the discrepancy between what was forecasted and what actually occurred. The forecast error primarily contains noise, along with any systematic bias or model misspecification, so tracking these errors over time helps quantify the unpredictable portion of the forecast.
- By measuring forecast error, you can estimate the variance or distribution of the noise, which is essential for understanding the reliability of predictions and for constructing prediction intervals that reflect true uncertainty.
- Reporting error metrics (such as RMSE, MAE, or more advanced probabilistic error measures) provides stakeholders with a tangible measure of forecast reliability and highlights when the noise level is changing, which can prompt model recalibration or data collection improvements.
- Potential limitations: if the forecast errors include substantial bias or structural model errors, simply measuring error may conflate noise with non-random components; in such cases, separating noise from systematic error would require diagnostic checks and model refinement. However, the strategy of measuring and reporting error remains the primary method to quantify the random component since noise is inherently tied to observed deviations.
- Without alternative options to compare against, we can reason that a direct measurement of forecast error is the most straightforward and evidence-based way to gauge the random component, whereas other strategies (not provided here) might attempt to suppress or model noise without quantifying it.

In sum, the core idea behind this option is to use observed deviations as a proxy for the unpredictable portion of the forecast, enabling explicit quantification and communication of noise to users and to inform model improvement efforts.

SP25-BL-BUS-P481-5624 Midterm Exam Practice (closed book part)

Which strategy is most effective for handling the random component (or “noise”) in a forecast?

查看解析

登录即可查看完整答案

类似问题

Forecast error is found by subtracting the forecast from the actual demand for a given period.

Question at position 1 The forecast error measures the difference between the forecast and the estimate.The forecast error measures the difference between the forecast and the estimate.TrueFalse

In a consumer society, many adults channel creativity into buying things

Economic stress and unpredictable times have resulted in a booming industry for self-help products

People born without creativity never can develop it

A product has a selling price of $20, a contribution margin ratio of 40% and fixed cost of $120,000. To make a profit of $30,000. The number of units that must be sold is: Type the number without $ and a comma. Eg: 20000

Which of the following statement regarding cost is correct:

Under the assumptions used in cost-volume-profit analysis, as the activity increases:

更多留学生实用工具

考试浏览器助手

风格化写作助手

论文查重助手

文献引用助手

课堂转译助手

课堂笔记助手

Quiz搜索助手

学校历年真题

智能刷题助手

智能匹配练习

希望你的学习变得更简单