Process Analysis Copyright © 2010 Pearson Education, Inc. Publishing as Prentice Hall. 4–1
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4 Process Analysis Copyright © 2010 Pearson Education, Inc. Publishing as Prentice Hall. 4–1 A Systematic Approach Define scope 2 Identify opportunity 1 Document process 3 Implement changes 6 Evaluate performance 4 Redesign process 5 Figure 4.1 – Blueprint for Process Analysis Copyright © 2010 Pearson Education, Inc. Publishing as Prentice Hall. 4–2 Flowcharts Marketing lead Sales: Initial conversation with client Sales and/or consulting drafts proposal Sales lead Follow-up conversation between client and sales No Consulting: Initial conversation with client Consulting lead Consulting drafts proposal Follow-up conversation between client and consulting Line of visibility Follow-up by accounting, sales, or consulting Client billed by accounting, sales, or consulting Yes Approval by consulting? Is proposal complete? Yes Nested Process Client agreement and service delivery Final invoice created by accounting, sales, or consulting No No Payment received? Yes Finish Figure 4.2 – Flowchart of the Sales Process for a Consulting Company Copyright © 2010 Pearson Education, Inc. Publishing as Prentice Hall. 4–3 Flowcharts Is proposal complete? Final invoice created by accounting, sales, or consulting Verbal OK from client Form completed by sales or consulting Project manager assigned Delivery of service by consulting 50% invoiced by accounting, sales, or consulting Letter of agreement signed Figure 4.3 – Flowchart of the Nested Subprocess of Client Agreement and Service Delivery Copyright © 2010 Pearson Education, Inc. Publishing as Prentice Hall. 4–4 CUSTOMER Order completed and submitted 100% of credit checked within 24 hours Two scheduling errors per quarter Payment sent Order received New Yes customer? Credit check OK? Yes No Production scheduled Items manufactured ` Packages assembled and inventoried Assembly and Shipping Order Invoice sent Order stopped Order picked Product packages Inventory adjusted Invoice prepared Payment received Notice of shipment Production Control and Manufacturing Order entered No Order cancellation Order FINANCE Payment Order cancelled Credit and invoicing PRODUCTION Product and invoice received Order Order generated SALES Flowcharts Order shipped Figure 4.4 – Flowchart of the Order-Filling Process Showing Handoffs Between Departments Copyright © 2010 Pearson Education, Inc. Publishing as Prentice Hall. 4–5 Process Charts An organized way to document all the activities performed by a person or group Activities are typically organized into five categories Operation, Transportation, Inspection, Delay, Storage, Copyright © 2010 Pearson Education, Inc. Publishing as Prentice Hall. 4–6 Process Charts Step No. Time (min) Distance (ft) 1 0.50 15.0 2 10.00 3 0.75 4 3.00 5 0.75 6 1.00 7 1.00 8 4.00 9 5.00 10 2.00 11 3.00 12 2.00 13 3.00 14 2.00 15 1.00 16 4.00 17 2.00 18 4.00 19 1.00 Enter emergency room, approach patient window X Sit down and fill out patient history X 40.0 Nurse escorts patient to ER triage room X Nurse inspects injury X 40.0 Return to waiting room X X 60.0 X Nurse takes patient to radiology X Technician x-rays patient X Return to bed in ER X X X X Walk to pharmacy Pick up prescription X 20.0 Return to emergency entrance area Check out X 180.0 Wait for doctor to return Doctor provides diagnosis and advice X 60.0 Wait for doctor Doctor inspects injury and questions patient X 200.0 Wait for available bed Go to ER bed X 200.0 Step Description X Leave the building Figure 4.5 – Process Chart for Emergency Room Admission Copyright © 2010 Pearson Education, Inc. Publishing as Prentice Hall. 4–7 Process Charts Step No. Time (min) Distance (ft) 1 0.50 15.0 2 10.00 3 0.75 4 3.00 5 0.75 6 1.00 7 1.00 8 4.00 X 9 5.00 Store 10 2.00 11 3.00 12 2.00 13 3.00 14 2.00 15 1.00 16 4.00 17 2.00 18 4.00 19 1.00 Activity X Operation X X 40.0 Transport X Inspect X 60.0 X Delay X 200.0 X Wait for doctor to return Doctor provides diagnosis and advice X X Return to emergency entrance area Check out X X Walk to pharmacy Pick up prescription X 20.0 Nurse inspects injury 9 11.00 815 Return to waiting room 8.00 available2bed Wait for Go to ER bed 3 8.00 Wait for doctor ― and questions ― inspects injury Doctor patient 5 to ER triage 23.00room Nurse escorts patient Return to bed in ER X 180.0 Distance (ft) Technician x-rays patient X 60.0 Time (min) Nurse takes patient to radiology X 200.0 Number of Steps Enter emergency room, approach patient window Sit down and fill out patient history X 40.0 Summary Step Description X Leave the building Figure 4.5 – Process Chart for Emergency Room Admission Copyright © 2010 Pearson Education, Inc. Publishing as Prentice Hall. 4–8 Analysis of Flight Departure Delays Equipment Personnel Aircraft late to gate Other Passenger processing at gate Mechanical failures Late cabin cleaners Weather Unavailable cockpit crew Air traffic delays Late cabin crew Delayed flight departures Late baggage to aircraft Late fuel Late food service Contractor not provided with updated schedule Materials Poor announcement of departures Weight/balance sheet late Delayed check-in procedure Waiting for late passengers Procedures Figure 4.11 – Cause-and-Effect Diagram for Flight Departure Delays Copyright © 2010 Pearson Education, Inc. Publishing as Prentice Hall. 4–9