1|Page
OPSY 5315 RAO EXAM 2 TEST BANK LATEST 2026-2027 ACTUAL
EXAM WITH COMPLETE QUESTIONS AND CORRECT DETAILED
ANSWERS (100% VERIFIED ANSWERS) |ALREADY GRADED A+|
||PROFESSOR VERIFIED|| ||BRANDNEW!!!||
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 - ANSWERS-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 - ANSWERS-long-range time horizon
,2|Page
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 - ANSWERS-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. -
ANSWERS-The correlation between sales and advertising is
positive.
,3|Page
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 -
ANSWERS-is an indication that product demand is declining
The tracking signal is the__________
a. standard error of the estimate
b. mean absolute deviation
c. ratio of cumulative error/MAD - ANSWERS-ratio of cumulative
error/MAD
Forecasts are usually classified into three categories including:
a. Departmental, organizational, and industrial
b. Strategic, tactical, and operational
, 4|Page
c. Short-range, medium-range, and long-range - ANSWERS-
Short-range, medium-range, and long-range
Given the following data about monthly demand, what is the
approximate forecast for May using a four month moving
average?
November = 39
December = 36
January = 40
February = 42
March = 48
April = 46 - ANSWERS-44
The last four months of sales were 8, 10, 15, and 9 units. The last
four forecasts were 5, 6, 11, and 12 units. The Mean Absolute
Deviation (MAD) is:
a. 3.5
OPSY 5315 RAO EXAM 2 TEST BANK LATEST 2026-2027 ACTUAL
EXAM WITH COMPLETE QUESTIONS AND CORRECT DETAILED
ANSWERS (100% VERIFIED ANSWERS) |ALREADY GRADED A+|
||PROFESSOR VERIFIED|| ||BRANDNEW!!!||
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 - ANSWERS-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 - ANSWERS-long-range time horizon
,2|Page
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 - ANSWERS-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. -
ANSWERS-The correlation between sales and advertising is
positive.
,3|Page
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 -
ANSWERS-is an indication that product demand is declining
The tracking signal is the__________
a. standard error of the estimate
b. mean absolute deviation
c. ratio of cumulative error/MAD - ANSWERS-ratio of cumulative
error/MAD
Forecasts are usually classified into three categories including:
a. Departmental, organizational, and industrial
b. Strategic, tactical, and operational
, 4|Page
c. Short-range, medium-range, and long-range - ANSWERS-
Short-range, medium-range, and long-range
Given the following data about monthly demand, what is the
approximate forecast for May using a four month moving
average?
November = 39
December = 36
January = 40
February = 42
March = 48
April = 46 - ANSWERS-44
The last four months of sales were 8, 10, 15, and 9 units. The last
four forecasts were 5, 6, 11, and 12 units. The Mean Absolute
Deviation (MAD) is:
a. 3.5
