Question
Part B
(2) Commercial customer type Problem 9-2 The following information applies to the questions displayed below.j 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 Problem/ Problem/ Problemn/ Number Customer Type Number Customer Type Number Customer Type 301 302 303 315 F/R F/C F/R 329 330 331 332 F/C F/R F/C F/R 317 318 319 320 321 322 323 324 325 326 327 328 F/R WIR W/C 305 306 307 308 309 310 311 312 313 314 334 335 336 337 338 339 F/C F/R F/R W/C F/R 341 Key: Problem type: Customer type: C- Commerclal customer R Residential customer N- Nolsy Lqupment failure W- Runs warm References Section Break Problem 9-2
Explanation / Answer
9.1. Frequency
Lube and oil 9
Brakes 8
Tires 8
Battery 3
Transmission 2
Total=30
9.2 commercial customers
Noisy. 4
Warm . 2
Odor . 6
Failed . 4
Total= 16