Concept explainers
a.
To explain:The difference between aggregate forecast and single item forecast.
Introduction: The aggregate forecastand single item forecast are types of subjective method of
b.
To explain:The difference between short-term forecast and long-term forecast.
Introduction: The short-term forecasting process is used in the periods within a year with a normal range of 1-3 months. The long-term forecasting is the method of analyzing and assessingtrends that can be recognized through scanning a range of data sources with periods of almost two-years.
c.
To explain:The difference between casual forecast and naive forecast.
Introduction: Naive forecasting is the estimation method in which theactual of the last period are used as the prediction for this period, without any adjustment or attempt to determine causal variables. It is only used to compare the predictions produced by superior or advanced methods.
Casual forecasting is the technique of assessment relying on the premise that the dependent variable has a connection of cause and effect with independent variables.
Want to see the full answer?
Check out a sample textbook solutionChapter 2 Solutions
Production and Operations Analysis, Seventh Edition
- The supply chain is a conventional notion, but organizations are only really interested in making products that they can sell to customers. Provided they have reliable supplies of materials and reasonable transport for finished products, logistics is irrelevant. Do you think this is true? If yes, explain, and if no, clearly explain as well.arrow_forwardworking as a program operations managerarrow_forward12 X1, X230 1 x =0x2 write the Following linear Programming model by 1- general Form Canonical Forms Canonical formY 2- Standard Form Max Z=35X+ 4 X 2 +6 X3 ST. X+2X2-5x3 = 40 3X, + 6X2 + 7x 3 = 30 7x, +lox2 x3 = 50 X3 X 2 X 3 <0arrow_forward
- a/ a Minimum cost assign each worker for one job at Jobs J1 12 33 WI 2 4 6 W2 5 W3 5 33 6 7arrow_forwardوبة واضافة هذه القيمة الى القيم Ex: Assign each job for each worker at minimum total Cost عمل لكل عامل وبأقل كلفة ممكنة obs الأعمال Workors العمال J1 J2 J3 J4 W₁ 15 13 14 12 W2 11 12 15 13 W3 13 12 10 11 W4 15 17 14 16arrow_forwardThe average completion time (flow time) for the sequence developed using the FCFS rule = 11.75 days (round your response to two decimal places). The percentage utilization for the sequence developed using the FCFS rule = 42.55 % (enter your response as a percentage rounded to two decimal places). b) Using the SPT (shortest processing time) decision rule for sequencing the jobs, the order is (to resolve a tie, use the order in which the jobs were received): An Alabama lumberyard has four jobs on order, as shown in the following table. Today is day 205 on the yard's schedule. In what sequence would the jobs be ranked according to the decision rules on the left: Job Due Date A 212 B 209 C 208 D 210 Duration (days) 6 3 3 8 Sequence 1 Job B 2 3 4 A D The average tardiness (job lateness) for the sequence developed using the SPT rule = 5.00 days (round your response to two decimal places). The average completion time (flow time) for the sequence developed using the SPT rule = 10.25 days…arrow_forward
- With the aid of examples, fully discuss any five (5) political tactics used in organisations.arrow_forwarda. With the aid of examples, define discrimination. b. Fully discuss any four (4) types of discrimination in the workplacearrow_forwardRead the Following Extract and Answer the Questions that Follows:The word politics has a somewhat negative connotation. It suggests that someone is attempting touse means or to gain ends that are not sanctioned by the organisation. Political behaviour, as we’vedefined it is quite neutral. Similarly, power is not inherently negative. Whether a person viewspower and politics as unsavoury topics depends on several considerations, most important perhapsbeing where the individual stands on a specific issue in each situation. Nonetheless, most managersare reluctant to admit to political character of their own work settings.Discuss any Five (5) Political tactics you know.arrow_forward
- Describe current features of Cigna Accredo pharmacy own appraisal forms and compare the system used against the textbook’s description of desirable features of appraisal forms. What improvements would you recommend and why?arrow_forwardProvide a recommendation of a combination of different methods of performance data that could be used to arrive at an overall score for each person being rated in cigna Accredo pharmacy. Explain the comprehensive system you have recommended and why you have chosen this combination of tools. Support your answer with research.arrow_forwardAlready got wrong answer Plz Don't use chatgptarrow_forward
- MarketingMarketingISBN:9780357033791Author:Pride, William MPublisher:South Western Educational PublishingContemporary MarketingMarketingISBN:9780357033777Author:Louis E. Boone, David L. KurtzPublisher:Cengage LearningPractical Management ScienceOperations ManagementISBN:9781337406659Author:WINSTON, Wayne L.Publisher:Cengage,