OPMA 3306 CHAPTER 3 QUIZ QUESTIONS | STUDY GUIDE, MCQS AND EXAM
REVIEW | 2026/2027
As a consultant, you have been asked to generate a unit demand forecast for a product for year
2014 using exponential smoothing. The actual demand in year 2013 was 750. The forecast
demand in year 2013 was 960. Using these data and a smoothing constant alpha of 0.3, which
of the following is the resulting year 2014 forecast value? - correct answer ✔✔897
A company wants to forecast demand using the weighted moving average. If the company uses
three prior yearly sales values (i.e., year 2011 = 160, year 2012 = 140, and year 2013 = 170), and
we want to weight year 2011 at 30 percent, year 2012 at 30 percent, and year 2013 at 40
percent, which of the following is the weighted moving average forecast for year 2014? - correct
answer ✔✔158
According to your instructor, one of the eight important things to know about demand
forecasting is that - correct answer ✔✔forecasting would be easy if we didn't have so many
products.
In business forecasting, what is usually considered a short-term time period? - correct answer
✔✔Less than three months
Which of the following forecasting methodologies is considered a causal forecasting technique?
- correct answer ✔✔Linear regression
In most cases, demand for products or services can be broken into several components. Which
of the following is considered a component of demand? - correct answer ✔✔Cyclical elements
A company wants to forecast demand using the simple moving average. If the company uses
four prior yearly sales values (i.e., year 2010 = 100, year 2011 = 120, year 2012 = 140, and year
2013 = 210), which of the following is the simple moving average forecast for year 2014? -
correct answer ✔✔142.5
REVIEW | 2026/2027
As a consultant, you have been asked to generate a unit demand forecast for a product for year
2014 using exponential smoothing. The actual demand in year 2013 was 750. The forecast
demand in year 2013 was 960. Using these data and a smoothing constant alpha of 0.3, which
of the following is the resulting year 2014 forecast value? - correct answer ✔✔897
A company wants to forecast demand using the weighted moving average. If the company uses
three prior yearly sales values (i.e., year 2011 = 160, year 2012 = 140, and year 2013 = 170), and
we want to weight year 2011 at 30 percent, year 2012 at 30 percent, and year 2013 at 40
percent, which of the following is the weighted moving average forecast for year 2014? - correct
answer ✔✔158
According to your instructor, one of the eight important things to know about demand
forecasting is that - correct answer ✔✔forecasting would be easy if we didn't have so many
products.
In business forecasting, what is usually considered a short-term time period? - correct answer
✔✔Less than three months
Which of the following forecasting methodologies is considered a causal forecasting technique?
- correct answer ✔✔Linear regression
In most cases, demand for products or services can be broken into several components. Which
of the following is considered a component of demand? - correct answer ✔✔Cyclical elements
A company wants to forecast demand using the simple moving average. If the company uses
four prior yearly sales values (i.e., year 2010 = 100, year 2011 = 120, year 2012 = 140, and year
2013 = 210), which of the following is the simple moving average forecast for year 2014? -
correct answer ✔✔142.5
