The following information applies to the questions displayed below.] An air-cond

Question

The following information applies to the questions displayed below.]

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.

N/R

c. Select a appropriate Pareto diagram for the Commercial customers.

rev: 10_06_2017_QC_CS-104280

Multiple Choice

Job
Number Problem/
Customer Type Job
Number Problem/
Customer Type Job
Number Problem/
Customer Type 301 O/C 315 W/R 329 N/C 302 N/C 316 F/R 330 O/R 303 F/R 317 F/R 331 N/R 304 O/R 318 N/R 332 W/C 305 F/R 319 F/R 333 W/C 306 N/R 320 N/R 334 N/R 307 N/C 321 O/C 335 F/C 308 O/R 322 W/C 336 W/C 309 N/R 323 F/R 337 F/C 310 N/C 324 O/C 338 N/R 311 O/C 325 W/C 339 N/R 312 O/R 326 N/C 340 N/C 313 N/R 327 O/R 341 N/R 314 O/R 328

N/R

Key: Problem type: Customer type: N = Noisy C = Commercial customer F = Equipment failure R = Residential customer W = Runs warm O = Odor 4 Odor Wam Failed Noisy

Explanation / Answer

The answer is part C.

For commercial customers, count the number of problems with /C.

Hence, for noise N/C count comes out to be 6. Similarly count for other problems.

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