Question 1

A _____ is the underlying pattern of growth or decline in a time series.

Accepted Answer

A)  trend 
B)  planning horizon 
C)  forecast error 
D)  bias 
A)  trend 
B)  planning horizon 
C)  forecast error 
D)  bias

Question 2

In the context of data patterns in a time series,a(n)_____ variation is a one-time variation that is explainable.

Accepted Answer

A)  cyclical 
B)  random 
C)  irregular 
D)  seasonal 
A)  cyclical 
B)  random 
C)  irregular 
D)  seasonal

Question 3

In the context of data patterns in a time series,_____ are characterized by repeatable periods of ups and downs over short periods of time.

Accepted Answer

A)  random variations 
B)  seasonal patterns 
C)  cyclical patterns 
D)  irregular variations 
A)  random variations 
B)  seasonal patterns 
C)  cyclical patterns 
D)  irregular variations

Question 4

Judgmental forecasting relies upon historical data in developing forecasts.

Accepted Answer

A) True 
 B)False

Question 5

_____ is a forecasting technique that uses a weighted average of past time-series values to forecast the value of the time series in the next period.

Accepted Answer

A)  A moving average forecast 
B)  Single exponential smoothing 
C)  A grassroots forecast 
D)  Regression analysis 
A)  A moving average forecast 
B)  Single exponential smoothing 
C)  A grassroots forecast 
D)  Regression analysis

Question 6

In the Delphi method of judgmental forecasting,_____.

Accepted Answer

A)  predictions are based on the assumption that the future will be an extrapolation of the past 
B)  predictions are based on one or more independent variables,all of which are numerical 
C)  people from outside an organization are not eligible to make predictions 
D)  experts are not consulted as a group to make predictions 
A)  predictions are based on the assumption that the future will be an extrapolation of the past 
B)  predictions are based on one or more independent variables,all of which are numerical 
C)  people from outside an organization are not eligible to make predictions 
D)  experts are not consulted as a group to make predictions

Question 7

An exponential smoothing model must have a smoothing constant (α)_____ to be roughly equivalent to a moving average model with a seven-month moving average.

Accepted Answer

A)  less than or equal to 0.10 
B)  more than 0.10 but less than or equal to 0.15 
C)  more than 0.15 but less than or equal to 0.20 
D)  more than 0.20 
A)  less than or equal to 0.10 
B)  more than 0.10 but less than or equal to 0.15 
C)  more than 0.15 but less than or equal to 0.20 
D)  more than 0.20

A _____ is the underlying pattern of growth or decline in a time series.

In the context of data patterns in a time series,a(n)_____ variation is a one-time variation that is explainable.

In the context of data patterns in a time series,_____ are characterized by repeatable periods of ups and downs over short periods of time.

Judgmental forecasting relies upon historical data in developing forecasts.

_____ is a forecasting technique that uses a weighted average of past time-series values to forecast the value of the time series in the next period.

In the Delphi method of judgmental forecasting,_____.

An exponential smoothing model must have a smoothing constant (α)_____ to be roughly equivalent to a moving average model with a seven-month moving average.

Operations Management and Value Chains

Measuring Performance in Operations and Value Chains

Operations Strategy

Technology and Operations Management

Goods and Service Design

Supply Chain Design

Process Selection,design,and Improvement

Facility and Work Design

Capacity Management

Process Analysis and Resource Utilization

Managing Inventories in Supply Chains

Supply Chain Management and Logistics

Resource Management

Operations Scheduling and Sequencing

Quality Management

Quality Control Spc

Lean Operating Systems

Project Management

Filters

Exam 9: Forecasting and Demand Planning

A _____ is the underlying pattern of growth or decline in a time series.

In the context of data patterns in a time series,a(n)_____ variation is a one-time variation that is explainable.

In the context of data patterns in a time series,_____ are characterized by repeatable periods of ups and downs over short periods of time.

Judgmental forecasting relies upon historical data in developing forecasts.

_____ is a forecasting technique that uses a weighted average of past time-series values to forecast the value of the time series in the next period.

In the Delphi method of judgmental forecasting,_____.

An exponential smoothing model must have a smoothing constant (α)_____ to be roughly equivalent to a moving average model with a seven-month moving average.

Operations Management and Value Chains

Measuring Performance in Operations and Value Chains

Operations Strategy

Technology and Operations Management

Goods and Service Design

Supply Chain Design

Process Selection,design,and Improvement

Facility and Work Design

Capacity Management

Process Analysis and Resource Utilization

Managing Inventories in Supply Chains

Supply Chain Management and Logistics

Resource Management

Operations Scheduling and Sequencing

Quality Management

Quality Control Spc

Lean Operating Systems

Project Management

Filters