OPSY 5315 RAO EXAM 2 ACTUAL 2025 TEST | 100% VERIFIED
QUESTIONS & CORRECT ANSWERS | GRADED A+ | REAL EXAM
VERSION FOR EASY PASSING
Forecasting time horizons include:
a. long range
b. medium range
c. short range
d. all of the above
all of the above
If demand is 106 during January, 120 in February, 134 in March, and 142 in April,
what is the 3-month simple moving average for May?
a. 132
b. 126
c. 138
132
120+134+142 = 396
396/3 = 132
Moving Average = 132
Given forecast errors of -1, 4, 8, and -3, what is the mean absolute deviation?
a. 8
b. 16
c. 4
4
1+4+8+3 = 16
16/4 = 4
Demand for a certain product is forecast to be 800 units per month, averaged over
all 12 months of the year. The product follows a seasonal pattern, for which the
,January monthly index is 1.25. What is the seasonally-adjusted sales forecast for
January?
a. 640 units
b. 1000 units
c. 798.75 units
1000 units
A seasonal index for a monthly series is about to be calculated on the basis of three
years' accumulation of data. The three previous July values were 110, 150, and
130. The average over all months is 190. The approximate seasonal index for July
is:
a. 1.462
b. 0.684
c. 0.487
0.684
110 + 150 + 130 = 390/3 = 130
130/190 = 0.684
Which of the following uses three types of participants: decision makers, staff
personnel, and respondents?
a. Executive opinions
b. The Delphi method
c. Sales force composites
The Delphi method
Forecasts used for new product planning, capital expenditures, facility location or
expansion, and R&D typically utilize a__________
a. medium-range time horizon
b. long-range time horizon
c. short-range time horizon
,long-range time horizon
Given an actual demand of 61, a previous forecast value of 58, and an alpha of .3,
the exponential smoothing forecast for the next period would be:
a. 58.9
b. 57.1
c. 65.5
58.9
A regression model is used to forecast sales based on advertising dollars spent. The
regression line is y=500+35x and the coefficient of determination is .90. Which is
the best statement about this forecasting model?
a. Even if no money is spent on advertising, the company realizes $35 of sales.
b. The correlation between sales and advertising is positive.
c. For every $35 spent on advertising, sales increase by $1.
The correlation between sales and advertising is positive.
For a given product demand, the time-series trend equation is 53 - 4X. The
negative sign on the slope of the equation:
a. is a mathematical impossibility
b. is an indication that product demand is declining
c. is an indication that the cumulative error will be negative
is an indication that product demand is declining
Qualitative methods of forecasting include:
a. sales force composite
b. jury of executive opinion
c. consumer market survey
d. exponential smoothing
e. all except (d)
, all except (d)
Which of the following is a qualitative forecasting method?
A. linear regression
B. Delphi method
C. naive approach
D. trend projection
B. Delphi Method
Which of the following forecasting steps comes directly after determining the time
horizon of the forecast?
A.
Make the forecast.
B.
Select the forecasting model(s).
C.
Gather the data needed to make the forecast.
D.
Select the items to be forecasted.
B. Select the forecasting model(s).
The goal of CPFR (collaborative, planning, forecasting, and replenishment) in
strategic forecasting is
A.
to create significantly more accurate information that can power the supply chain
to greater sales and profits
B.
to create the forecast with the highest MAD possible.
C.
to create a Gantt Chart.
D.
to create an inventory management system.
A. to create significantly more accurate information that can power the supply
chain to greater sales and profits
QUESTIONS & CORRECT ANSWERS | GRADED A+ | REAL EXAM
VERSION FOR EASY PASSING
Forecasting time horizons include:
a. long range
b. medium range
c. short range
d. all of the above
all of the above
If demand is 106 during January, 120 in February, 134 in March, and 142 in April,
what is the 3-month simple moving average for May?
a. 132
b. 126
c. 138
132
120+134+142 = 396
396/3 = 132
Moving Average = 132
Given forecast errors of -1, 4, 8, and -3, what is the mean absolute deviation?
a. 8
b. 16
c. 4
4
1+4+8+3 = 16
16/4 = 4
Demand for a certain product is forecast to be 800 units per month, averaged over
all 12 months of the year. The product follows a seasonal pattern, for which the
,January monthly index is 1.25. What is the seasonally-adjusted sales forecast for
January?
a. 640 units
b. 1000 units
c. 798.75 units
1000 units
A seasonal index for a monthly series is about to be calculated on the basis of three
years' accumulation of data. The three previous July values were 110, 150, and
130. The average over all months is 190. The approximate seasonal index for July
is:
a. 1.462
b. 0.684
c. 0.487
0.684
110 + 150 + 130 = 390/3 = 130
130/190 = 0.684
Which of the following uses three types of participants: decision makers, staff
personnel, and respondents?
a. Executive opinions
b. The Delphi method
c. Sales force composites
The Delphi method
Forecasts used for new product planning, capital expenditures, facility location or
expansion, and R&D typically utilize a__________
a. medium-range time horizon
b. long-range time horizon
c. short-range time horizon
,long-range time horizon
Given an actual demand of 61, a previous forecast value of 58, and an alpha of .3,
the exponential smoothing forecast for the next period would be:
a. 58.9
b. 57.1
c. 65.5
58.9
A regression model is used to forecast sales based on advertising dollars spent. The
regression line is y=500+35x and the coefficient of determination is .90. Which is
the best statement about this forecasting model?
a. Even if no money is spent on advertising, the company realizes $35 of sales.
b. The correlation between sales and advertising is positive.
c. For every $35 spent on advertising, sales increase by $1.
The correlation between sales and advertising is positive.
For a given product demand, the time-series trend equation is 53 - 4X. The
negative sign on the slope of the equation:
a. is a mathematical impossibility
b. is an indication that product demand is declining
c. is an indication that the cumulative error will be negative
is an indication that product demand is declining
Qualitative methods of forecasting include:
a. sales force composite
b. jury of executive opinion
c. consumer market survey
d. exponential smoothing
e. all except (d)
, all except (d)
Which of the following is a qualitative forecasting method?
A. linear regression
B. Delphi method
C. naive approach
D. trend projection
B. Delphi Method
Which of the following forecasting steps comes directly after determining the time
horizon of the forecast?
A.
Make the forecast.
B.
Select the forecasting model(s).
C.
Gather the data needed to make the forecast.
D.
Select the items to be forecasted.
B. Select the forecasting model(s).
The goal of CPFR (collaborative, planning, forecasting, and replenishment) in
strategic forecasting is
A.
to create significantly more accurate information that can power the supply chain
to greater sales and profits
B.
to create the forecast with the highest MAD possible.
C.
to create a Gantt Chart.
D.
to create an inventory management system.
A. to create significantly more accurate information that can power the supply
chain to greater sales and profits
