Problem 9-2 (The following information applies to the questions displayed below.

Question

Problem 9-2 (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. Job Problem/ Job Problem/ Number Customer Type Number Customer Type 301 W/R 315 F/C 302 F/C 316 N/R 303 W/C 317 N/R 304 N/R 318 F/R 305 N/R 319 O/C 306 N/R 320 N/C 307 0/C 321 F/R 308 F/C 322 N/R 309 O/C 323 N/R 310 N/R 324 F/R 311 0/R 325 F/C O/R 326 F/R 313 N/R 327 W/R 314 N/R 328 F/R Job Problem/ Number Customer Type 329 N/R 330 W/C 331 N/R 332 F/C 333 N/R 334 N/R 335 O/R 336 O/C 337 O/C 338 F/R 339 F/R 340 W/C 341 N/R 312 Key: Problem type: Customer type: N = Noisy C = Commercial customer F = Equipment failure R = Residential customer W = Runs warm O = Odor

Explanation / Answer

(1) Residential customer type

(2) Commercial customer type

Residential Noisy 15 Count of N/R Failed 7 Count of F/R Odor 3 Count of O/R Warm 2 Count of W/R Totals 27

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