Combined forecasting involves a rule that

Combined forecasting involves a rule that a) you must work with different vendors b) you need different forecasters c) you must always use a quantitative...

Suppose that you want to set up a 3-month weighted moving average forecasting system. You want the weights to be percentages (that add to 100%). Furthermore, you want weights for the most recent two months to be equal but you want each of those weights to be twice as large as the weight for the oldest month. What should the weight be for the oldest month?

Suppose that you want to set up a 3-month weighted moving average forecasting system. You want the weights to be percentages (that add to 100%). Furthermore,...

Suppose that Jane's company uses exponential smoothing to make forecasts. Further suppose that last period's demand forecast was for 500 units and last period's actual demand was 480 units. In addition, yesterday Jane found out that this period's actual demand will be for 550 units. Jane's company uses an a value of .20. Today, Jane's boss asked her to prepare a forecast for this period. What should that forecast be?

Suppose that Jane's company uses exponential smoothing to make forecasts. Further suppose that last period's demand forecast was for 500 units and last...

Suppose that Sally's company uses exponential smoothing to make forecasts. Further suppose that last period's demand forecast was for 20,000 units and last period's actual demand was 21,000 units. Sally's company uses a smoothing constant (a) equal to 40%. What should be the forecast for this period?

Suppose that Sally's company uses exponential smoothing to make forecasts. Further suppose that last period's demand forecast was for 20,000 units and...

What is a tracking signal used for?

What is a tracking signal used for? a) To identify trends in actual data b) To identify seasonality in actual data c) To identify the effect of business...

What does the linear regression line do?

What does the linear regression line do? a) Minimizes sum of errors b) Minimizes product of squared errors c) Minimizes sum of squared errors d) Minimizes...

Suppose that you are using the four-period weighted moving average forecasting method to forecast sales and you know that sales will be increasing every period for the foreseeable future. What of the following would be the best set of weights to use (listed in order from the most recent period to four periods ago, respectively)?

Suppose that you are using the four-period weighted moving average forecasting method to forecast sales and you know that sales will be increasing every...

Qualitative forecasting methods

Qualitative forecasting methods a) are made objectively by the forecaster b) are made subjectively by the forecaster c) are made using existing data...

The first step in forecasting is:

The first step in forecasting is: a) determine what data is available b) decide what to forecast c) evaluate and analyze appropriate data d) select...

When were Gantt charts developed?

When were Gantt charts developed? a) early 1800s b) early 1900s c) early 1920s d) early 1940s e) early 1960s Answer: b) early 190...

Only Roses Flower Shop currently operates 7 days per week. The staffing needs for each day are shown in the following table. Each of the employees must have two consecutive days off in a week. (Since Monday is used as the first day of the pay week, an employee cannot be off on both Sunday and Monday.) What is the minimum number of employees that needs to be hired?

Only Roses Flower Shop currently operates 7 days per week. The staffing needs for each day are shown in the following table. Each of the employees must...

Which of the following statements is not true?

Which of the following statements is not true? a) An hour lost at a bottleneck is an hour lost forever. b) An hour lost at a non-bottleneck is just...

The process batch should:

The process batch should: a) match the transfer batch. b) exceed the transfer batch. c) be smaller than the transfer batch. d) be fixed. e) be variable. Answer: e)...

What is a transfer batch?

What is a transfer batch? a) the quantity of finished goods that can be sold b) the quantity of items moved at the same time from one resource to...

What is a process batch?

What is a process batch? a) the quantity of finished goods that can be sold b) the quantity of items moved at the same time from one resource to the...

What is throughput?

What is throughput? a) the quantity of finished goods that can be sold b) the quantity of items moved at the same time from one resource to the next c)...

Consider a production line with five stations. The first station can process a unit in 8 minutes. The second station has two identical machines, each of which can process a unit in 18 minutes (each unit only needs to be processed on one of the two machines). The third station can process a unit in 4 minutes. The fourth station has two different machines, one can process a unit in 5 minutes, and the other one can process a unit in 9 minutes (each unit needs to be processed on both machines). The fifth station can process a unit in 10 minutes. Which station is the bottleneck station?

Consider a production line with five stations. The first station can process a unit in 8 minutes. The second station has two identical machines, each...

What does "negative lateness" mean?

What does "negative lateness" mean? a) The job is finished after its due date. b) The job is finished on its due date. c) The job is finished before...

A measure of response time is:

A measure of response time is: a) makespan b) job flow time c) due date d) job lateness e) job schedule time Answer: b) job flow tim...

What does makespan measure?

What does makespan measure? a) WIP inventory b) due-date performance c) the amount of time it takes to finish a batch of jobs d) job tardiness e)...

What does job flow time measure?

What does job flow time measure? a) the time a job spends in the shop b) due-date performance c) the amount of time it takes to finish a batch of...

Slack can be calculated if __________.

Slack can be calculated if __________. a) infinite loading and finite loading are used together b) infinite loading and forward scheduling are used...

A progress chart shows the relationship between:

A progress chart shows the relationship between: a) a Gantt chart and PERT chart b) vacation schedule and work schedule c) forecast and historical...

International factoring______?

International factoring______? a. Is more complicated than domestic factoring. b. Can be used to extend credit beyond what the exporter can normally...

The pro forma invoice ___?

The pro forma invoice ___? Answer: must be written with extreme care to avoid discrepancies between the letter of credit and the commercial ...

The commercial invoice ___.

The commercial invoice ___.  a. is sent ahead of the shipment b. is the same thing as a letter of credit c. replaces the need for an export...

The commercial invoice

The commercial invoice a.is sent ahead of the shipment. b.is the same thing as a letter of credit. c.replaces the need for an export license d.All...

Incoterms determine?

Incoterms determine? Answer: which tasks will be performed by the exporte...

FOB is

FOB is  a. Free On Board. b. an Incoterm that can be used for any merchandise. c. an Incoterm specifically designed for ocean transportation d....

International factoring ___.?

International factoring ___.? a. is more complicated than domestic factoring b. can be used to extend credit beyond what the exporter can normally...

The commercial invoice ?

The commercial invoice ? a. is sent ahead of the shipment. b. is the same thing as a letter of credit. c.replaces the need for an export license d....