An air-conditioning repair department manager has compiled data on the primary reason for 41 service calls for the previous week, as shown in the table. Required: Using the data, make a check sheet for the problem types for each customer type, and then construct a Pareto diagram for each type of customer. Which from among the reasons for 41 service calls should the repair department make more of their response and action. Why?
An air-conditioning repair department manager has compiled data on the primary reason for 41 service calls for the previous week, as shown in the table. Required: Using the data, make a check sheet for the problem types for each customer type, and then construct a Pareto diagram for each type of customer. Which from among the reasons for 41 service calls should the repair department make more of their response and action. Why?
Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter2: Introduction To Spreadsheet Modeling
Section: Chapter Questions
Problem 20P: Julie James is opening a lemonade stand. She believes the fixed cost per week of running the stand...
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Problem no. 1
An air-conditioning repair department manager has compiled data on the primary reason for 41 service calls for the previous week, as shown in the table.
Required:
- Using the data, make a check sheet for the problem types for each customer type, and then construct a Pareto diagram for each type of customer.
- Which from among the reasons for 41 service calls should the repair department make more of their response and action. Why?
Transcribed Image Text:Key Problem type:
N = Noisy
F = Equipment failure
W = Runs warm
0 = Odor
Customer type:
C = Commercial customer
R= Residential customer
Job
Problem/
Job
Problem/
Job
Problem/
Number
Customer Type
Number
Customer Type
Number
Customer Type
301
F/R
315
F/C
329
302
O/R
316
330
NR
303
N/C
WIC
317
331
VR
304
NR
318
N/R
332
W/R
305
W/C
319
333
306
NR
320
F/R
334
307
F/R
321
F/R
335
308
N/C
322
OR
336
W/R
309
W/R
323
F/R
337
310
NR
324
N/C
338
O/R
311
NR
325
F/R
339
F/R
312
F/C
326
OR
340
VR
313
NR
327
W/C
341
314
W/C
328
O/C
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