Question 1

The resulting accuracy of a collaborative forecast enables supply chains to be

Accepted Answer

A)  more responsive but less efficient in serving their customers. 
B)  both more responsive and more efficient in serving their customers. 
C)  less responsive but less efficient in serving their customers. 
D)  both less responsive and less efficient in serving their customers. 
A)  more responsive but less efficient in serving their customers. 
B)  both more responsive and more efficient in serving their customers. 
C)  less responsive but less efficient in serving their customers. 
D)  both less responsive and less efficient in serving their customers.

Question 2

Use Solver to determine the alpha that minimizes the MAD for the ten period forecast for the data that appear in this table. Use the actual demand as the forecast for period 1 and then use exponential smoothing. $$\begin{array} { | c | c | } 
\hline \text { Period } & \text { Demand } \
\hline 1 & 300 \
\hline 2 & 250 \
\hline 3 & 200 \
\hline 4 & 500 \
\hline 5 & 128 \
\hline 6 & 184 \
\hline 7 & 166 \
\hline 8 & 191 \
\hline 9 & 167 \
\hline 10 & 177 \
\hline
\end{array}$$

Accepted Answer

A)  0.2 
B)  0.3 
C)  0.4 
D)  0.5 
A)  0.2 
B)  0.3 
C)  0.4 
D)  0.5

Question 3

Forecasting methods that assume that the demand forecast is highly correlated with certain factors in the environment (e.g., the state of the economy, interest rates, etc.) to make a forecast are known as

Accepted Answer

A)  qualitative forecasting methods. 
B)  time series forecasting methods. 
C)  causal forecasting methods. 
D)  simulation forecasting methods. 
A)  qualitative forecasting methods. 
B)  time series forecasting methods. 
C)  causal forecasting methods. 
D)  simulation forecasting methods.

Question 4

In general, the further up the supply chain a company is (or the further they are from the consumer),

Accepted Answer

A)  the greater the distortion of information they receive. 
B)  the smaller the distortion of information they receive. 
C)  the information they receive is more accurate. 
D)  the information they receive is more useful. 
A)  the greater the distortion of information they receive. 
B)  the smaller the distortion of information they receive. 
C)  the information they receive is more accurate. 
D)  the information they receive is more useful.

Question 5

The basis for all strategic and planning decisions in a supply chain comes from

Accepted Answer

A)  the forecast of demand. 
B)  sales targets. 
C)  profitability projections. 
D)  production efficiency goals. 
A)  the forecast of demand. 
B)  sales targets. 
C)  profitability projections. 
D)  production efficiency goals.

Question 6

One of the characteristics of forecasts is

Accepted Answer

A)  aggregate forecasts are usually more accurate than disaggregate forecasts. 
B)  disaggregate forecasts are usually more accurate than aggregate forecasts. 
C)  short-term forecasts are usually less accurate than long-term forecasts. 
D)  long-term forecasts are usually more accurate than short-term forecasts. 
A)  aggregate forecasts are usually more accurate than disaggregate forecasts. 
B)  disaggregate forecasts are usually more accurate than aggregate forecasts. 
C)  short-term forecasts are usually less accurate than long-term forecasts. 
D)  long-term forecasts are usually more accurate than short-term forecasts.

Question 7

The moving average forecast method is used when demand has an observable trend or seasonality.

Accepted Answer

A) True 
 B)False

Question 8

The measure of how significantly a forecast method consistently over- or underestimates demand is

Accepted Answer

A)  mean squared error (MS
E) . 
B)  mean absolute deviation (MA
D) . 
C)  bias. 
D)  the tracking signal. 
A)  mean squared error (MS
E) . 
B)  mean absolute deviation (MA
D) . 
C)  bias. 
D)  the tracking signal.

Question 9

Personnel can utilize forecasts to make decisions concerning

Accepted Answer

A)  scheduling. 
B)  promotions. 
C)  plant/equipment investment. 
D)  purchasing. 
A)  scheduling. 
B)  promotions. 
C)  plant/equipment investment. 
D)  purchasing.

Question 10

The result of each stage in the supply chain making its own separate forecast is

Accepted Answer

A)  an accurate forecast. 
B)  a more accurate forecast. 
C)  a match between supply and demand. 
D)  a mismatch between supply and demand. 
A)  an accurate forecast. 
B)  a more accurate forecast. 
C)  a match between supply and demand. 
D)  a mismatch between supply and demand.

Question 11

Forecasting methods that imitate the consumer choices that give rise to demand to arrive at a forecast are known as

Accepted Answer

A)  qualitative forecasting methods. 
B)  time series forecasting methods. 
C)  causal forecasting methods. 
D)  simulation forecasting methods. 
A)  qualitative forecasting methods. 
B)  time series forecasting methods. 
C)  causal forecasting methods. 
D)  simulation forecasting methods.

Question 12

$\begin{array} { | c | c | } 
\hline \text { Period } & \text { Demand } \
\hline 1 & 173 \
\hline 2 & 177 \
\hline 3 & 180 \
\hline 4 & 151 \
\hline 5 & 168 \
\hline 6 & 184 \
\hline 7 & 198 \
\hline 8 & 191 \
\hline 9 & 167 \
\hline 10 & 177 \
\hline
\end{array}$
Develop a forecast for this data using simple exponential smoothing with an alpha of 0.66. Then calculate MAD, MSE and the tracking signal.

Accepted Answer

The forecast, forecast error, absolute d

Question 13

The multiplicative form of the systematic component of demand is shown as

Accepted Answer

A)  level × trend × seasonal factor. 
B)  level + trend + seasonal factor. 
C)  (level + trend) × seasonal factor. 
D)  level × (trend + seasonal factor). 
A)  level × trend × seasonal factor. 
B)  level + trend + seasonal factor. 
C)  (level + trend) × seasonal factor. 
D)  level × (trend + seasonal factor).

The resulting accuracy of a collaborative forecast enables supply chains to be

Use Solver to determine the alpha that minimizes the MAD for the ten period forecast for the data that appear in this table. Use the actual demand as the forecast for period 1 and then use exponential smoothing. Period Demand 1 300 2 250 3 200 4 500 5 128 6 184 7 166 8 191 9 167 10 177

Forecasting methods that assume that the demand forecast is highly correlated with certain factors in the environment (e.g., the state of the economy, interest rates, etc.) to make a forecast are known as

In general, the further up the supply chain a company is (or the further they are from the consumer),

The basis for all strategic and planning decisions in a supply chain comes from

One of the characteristics of forecasts is

The moving average forecast method is used when demand has an observable trend or seasonality.

The measure of how significantly a forecast method consistently over- or underestimates demand is

Personnel can utilize forecasts to make decisions concerning

The result of each stage in the supply chain making its own separate forecast is

Forecasting methods that imitate the consumer choices that give rise to demand to arrive at a forecast are known as

Period Demand 1 173 2 177 3 180 4 151 5 168 6 184 7 198 8 191 9 167 10 177 Develop a forecast for this data using simple exponential smoothing with an alpha of 0.66. Then calculate MAD, MSE and the tracking signal.

The multiplicative form of the systematic component of demand is shown as

Understanding the Supply Chain

Supply Chain Performance: Achieving Strategic Fit and Scope

Supply Chain Drivers and Metrics

Designing Distribution Networks and Applications to e-Business

Network Design in the Supply Chain

Designing Global Supply Chain Networks

Aggregate Planning in a Supply Chain

Sales and Operations Planning: Planning Supply and Demand in a Supply Chain

Coordination in a Supply Chain

Managing Economies of Scale in the Supply Chain: Cycle Inventory

Managing Uncertainty in a Supply Chain: Safety Inventory

Determining the Optimal Level of Product Availability

Transportation in a Supply Chain

Sourcing Decisions in a Supply Chain

Pricing and Revenue Management in a Supply Chain

Sustainability and the Supply Chain

Filters

Exam 7: Demand Forecasting in a Supply Chain

The resulting accuracy of a collaborative forecast enables supply chains to be

Use Solver to determine the alpha that minimizes the MAD for the ten period forecast for the data that appear in this table. Use the actual demand as the forecast for period 1 and then use exponential smoothing. Period Demand 1 300 2 250 3 200 4 500 5 128 6 184 7 166 8 191 9 167 10 177

Forecasting methods that assume that the demand forecast is highly correlated with certain factors in the environment (e.g., the state of the economy, interest rates, etc.) to make a forecast are known as

In general, the further up the supply chain a company is (or the further they are from the consumer),

The basis for all strategic and planning decisions in a supply chain comes from

One of the characteristics of forecasts is

The moving average forecast method is used when demand has an observable trend or seasonality.

The measure of how significantly a forecast method consistently over- or underestimates demand is

Personnel can utilize forecasts to make decisions concerning

The result of each stage in the supply chain making its own separate forecast is

Forecasting methods that imitate the consumer choices that give rise to demand to arrive at a forecast are known as

Period Demand 1 173 2 177 3 180 4 151 5 168 6 184 7 198 8 191 9 167 10 177 Develop a forecast for this data using simple exponential smoothing with an alpha of 0.66. Then calculate MAD, MSE and the tracking signal.

The multiplicative form of the systematic component of demand is shown as

Understanding the Supply Chain

Supply Chain Performance: Achieving Strategic Fit and Scope

Supply Chain Drivers and Metrics

Designing Distribution Networks and Applications to e-Business

Network Design in the Supply Chain

Designing Global Supply Chain Networks

Aggregate Planning in a Supply Chain

Sales and Operations Planning: Planning Supply and Demand in a Supply Chain

Coordination in a Supply Chain

Managing Economies of Scale in the Supply Chain: Cycle Inventory

Managing Uncertainty in a Supply Chain: Safety Inventory

Determining the Optimal Level of Product Availability

Transportation in a Supply Chain

Sourcing Decisions in a Supply Chain

Pricing and Revenue Management in a Supply Chain

Sustainability and the Supply Chain

Filters