Question
Management at a call center company wants to evaluate two different call center locations. They are interested to see if the wait time for customers
Management at a call center company wants to evaluate two different call center locations. They are interested to see if the wait time for customers is the same at each center. To facilitate the analysis they capture data on the wait time for the first 500 days at each center on a given day. The attached file contains the wait time for each of the first 500 calls. Based on this data test the hypothesis that the wait times are the same for each configuration. Calculate the magnitude of the test statistic using the appropriate model and enter it to 3 decimal places. (Enter a positive number)
Call # | Center 1 | Center 2 |
1 | 0 | 0 |
2 | 30.5 | 9.5 |
3 | 0 | 1.1 |
4 | 0 | 0 |
5 | 37 | 0 |
6 | 2.4 | 0 |
7 | 0 | 2.5 |
8 | 0 | 0 |
9 | 0 | 0 |
10 | 0 | 9 |
11 | 6.1 | 0 |
12 | 38.8 | 45.7 |
13 | 0.6 | 2.7 |
14 | 0 | 0 |
15 | 0 | 0 |
16 | 61.4 | 0 |
17 | 0 | 0 |
18 | 27.3 | 66.6 |
19 | 0 | 0 |
20 | 25.8 | 54.6 |
21 | 28.1 | 0 |
22 | 13.1 | 0 |
23 | 0 | 0 |
24 | 35.5 | 0 |
25 | 0 | 3.5 |
26 | 40.9 | 29.8 |
27 | 0 | 9.3 |
28 | 0 | 0 |
29 | 0 | 0 |
30 | 0 | 0 |
31 | 0 | 0 |
32 | 0 | 0 |
33 | 0 | 0 |
34 | 47.9 | 0 |
35 | 60.1 | 0 |
36 | 46.9 | 72.1 |
37 | 29.2 | 0 |
38 | 0 | 21.8 |
39 | 0 | 0 |
40 | 0 | 11.9 |
41 | 0 | 0 |
42 | 0 | 32 |
43 | 0 | 0 |
44 | 15.4 | 0 |
45 | 0 | 0 |
46 | 0 | 0 |
47 | 0 | 23.4 |
48 | 0 | 0 |
49 | 0 | 13.4 |
50 | 0 | 0 |
51 | 0 | 18 |
52 | 0 | 0 |
53 | 0 | 27.4 |
54 | 0 | 13.6 |
55 | 34.3 | 15.2 |
56 | 0 | 0 |
57 | 0 | 48.8 |
58 | 0 | 0 |
59 | 14.6 | 0 |
60 | 0 | 9.8 |
61 | 0 | 0 |
62 | 6.2 | 0 |
63 | 0 | 0 |
64 | 1.1 | 0 |
65 | 0 | 0 |
66 | 0 | 64.4 |
67 | 0 | 0 |
68 | 21.6 | 9.4 |
69 | 22.8 | 0 |
70 | 0 | 0 |
71 | 12.2 | 0 |
72 | 51.7 | 24.7 |
73 | 28.7 | 0 |
74 | 0 | 2.7 |
75 | 33.4 | 0 |
76 | 92 | 0 |
77 | 0 | 0 |
78 | 0 | 0 |
79 | 11.2 | 0 |
80 | 0 | 0.5 |
81 | 20 | 0 |
82 | 6.1 | 0 |
83 | 9.9 | 6.8 |
84 | 36.1 | 0 |
85 | 40.5 | 0 |
86 | 50.9 | 102.7 |
87 | 0 | 0 |
88 | 22.7 | 0 |
89 | 0 | 10.4 |
90 | 0 | 0 |
91 | 113.9 | 1.3 |
92 | 0 | 0 |
93 | 0 | 77.4 |
94 | 0 | 3.8 |
95 | 13.6 | 0 |
96 | 0 | 0 |
97 | 28.2 | 0 |
98 | 0 | 0 |
99 | 0 | 9.3 |
100 | 1.7 | 0 |
101 | 0 | 0 |
102 | 0 | 0 |
103 | 1.5 | 0 |
104 | 25 | 0 |
105 | 0 | 0 |
106 | 3.5 | 0 |
107 | 30.9 | 0.8 |
108 | 0 | 0 |
109 | 0 | 0 |
110 | 20.4 | 19.5 |
111 | 32.2 | 6.8 |
112 | 0.5 | 0 |
113 | 0 | 51.7 |
114 | 28.3 | 0 |
115 | 2.9 | 0 |
116 | 0 | 0 |
117 | 109.2 | 28.6 |
118 | 20 | 0 |
119 | 0 | 0 |
120 | 0 | 0 |
121 | 0 | 0 |
122 | 0 | 19.7 |
123 | 5.6 | 0 |
124 | 15.4 | 26.4 |
125 | 16.6 | 0 |
126 | 0 | 0 |
127 | 1.3 | 4.7 |
128 | 0 | 9.7 |
129 | 0 | 0 |
130 | 0 | 0 |
131 | 0 | 42.7 |
132 | 0 | 0.2 |
133 | 0 | 0 |
134 | 0 | 0 |
135 | 0 | 0 |
136 | 0 | 0 |
137 | 1.1 | 3.9 |
138 | 71.1 | 0 |
139 | 0 | 8.4 |
140 | 57.7 | 0 |
141 | 0 | 21.3 |
142 | 0 | 0 |
143 | 0 | 0 |
144 | 0 | 14.7 |
145 | 17.5 | 0 |
146 | 56.4 | 19.2 |
147 | 45.8 | 0 |
148 | 82.6 | 0 |
149 | 4 | 0 |
150 | 28.5 | 0 |
151 | 0 | 0 |
152 | 0 | 0 |
153 | 0 | 0 |
154 | 0 | 0 |
155 | 34.8 | 0 |
156 | 16.1 | 11.6 |
157 | 0 | 0 |
158 | 31.6 | 0 |
159 | 0 | 4.2 |
160 | 20.9 | 0 |
161 | 10.1 | 0 |
162 | 0 | 22.9 |
163 | 20.5 | 0 |
164 | 0 | 10.1 |
165 | 0 | 23.9 |
166 | 0 | 9 |
167 | 0 | 14 |
168 | 0 | 45.8 |
169 | 0 | 0 |
170 | 0 | 8.7 |
171 | 0 | 0 |
172 | 0 | 0 |
173 | 13.6 | 0 |
174 | 47.4 | 0 |
175 | 0 | 26.8 |
176 | 22.6 | 0 |
177 | 0.7 | 0 |
178 | 0 | 9.8 |
179 | 26.5 | 0 |
180 | 19.4 | 0 |
181 | 1.5 | 14.6 |
182 | 0 | 0 |
183 | 2.3 | 0 |
184 | 13.7 | 0 |
185 | 0 | 21.4 |
186 | 0 | 0 |
187 | 0.3 | 0 |
188 | 0 | 0 |
189 | 0 | 0 |
190 | 0 | 0 |
191 | 59.2 | 88.5 |
192 | 0 | 21.7 |
193 | 11.9 | 0 |
194 | 51.2 | 9.9 |
195 | 21.1 | 0 |
196 | 0 | 0 |
197 | 0 | 0 |
198 | 2.9 | 0 |
199 | 21 | 0 |
200 | 17.1 | 23.5 |
201 | 0 | 10.2 |
202 | 140.7 | 9.8 |
203 | 17.5 | 7.1 |
204 | 0 | 0 |
205 | 88.3 | 0 |
206 | 0 | 0 |
207 | 0 | 0 |
208 | 3.2 | 0 |
209 | 17.4 | 10.5 |
210 | 0 | 32.9 |
211 | 0 | 15.1 |
212 | 1.3 | 20.4 |
213 | 15.3 | 7.1 |
214 | 42.8 | 0 |
215 | 0 | 0 |
216 | 0 | 0 |
217 | 0 | 0 |
218 | 14.2 | 0 |
219 | 79.2 | 0 |
220 | 0 | 16.6 |
221 | 19.3 | 0 |
222 | 10.8 | 0 |
223 | 28.4 | 1.5 |
224 | 0 | 0 |
225 | 70.5 | 0 |
226 | 0 | 28 |
227 | 19.7 | 21.3 |
228 | 0 | 0 |
229 | 0 | 0 |
230 | 19.5 | 0 |
231 | 0 | 0 |
232 | 0 | 0 |
233 | 0 | 0 |
234 | 0 | 0 |
235 | 0 | 27.9 |
236 | 0 | 0 |
237 | 0 | 0 |
238 | 0 | 0 |
239 | 17.2 | 72.9 |
240 | 0.2 | 0 |
241 | 4 | 14.4 |
242 | 0 | 0 |
243 | 5.8 | 0 |
244 | 0 | 0 |
245 | 0 | 17.6 |
246 | 11.8 | 0 |
247 | 0 | 0 |
248 | 2.8 | 0 |
249 | 44.6 | 51.5 |
250 | 12 | 12 |
251 | 0 | 0 |
252 | 7.9 | 0 |
253 | 0 | 50.9 |
254 | 0 | 0 |
255 | 33.5 | 0 |
256 | 0 | 0 |
257 | 1 | 0.1 |
258 | 156.5 | 0 |
259 | 0 | 0 |
260 | 0 | 0 |
261 | 0 | 0 |
262 | 8.9 | 0 |
263 | 0 | 8 |
264 | 0 | 0 |
265 | 12.4 | 13.8 |
266 | 0 | 0 |
267 | 0 | 0 |
268 | 26.8 | 0 |
269 | 42.8 | 0 |
270 | 79.1 | 0 |
271 | 34.1 | 0 |
272 | 0 | 6.3 |
273 | 0 | 0 |
274 | 0 | 0 |
275 | 0 | 0 |
276 | 0 | 0 |
277 | 0 | 5.4 |
278 | 6 | 0 |
279 | 0 | 4.4 |
280 | 7.1 | 0 |
281 | 12 | 0 |
282 | 94.8 | 0 |
283 | 11.7 | 42.8 |
284 | 67.5 | 0 |
285 | 9.7 | 0 |
286 | 0 | 0 |
287 | 31.7 | 78.2 |
288 | 0 | 0 |
289 | 25.6 | 0 |
290 | 0 | 0 |
291 | 44.7 | 0 |
292 | 0 | 0 |
293 | 0 | 0 |
294 | 0 | 0 |
295 | 0 | 8.4 |
296 | 2.5 | 0.5 |
297 | 33.7 | 0 |
298 | 0 | 0 |
299 | 0 | 31.6 |
300 | 53.5 | 10 |
301 | 20.3 | 0 |
302 | 49.5 | 0 |
303 | 9.5 | 0 |
304 | 0 | 14.6 |
305 | 0 | 3.1 |
306 | 11.8 | 0 |
307 | 0 | 23.3 |
308 | 0.4 | 0 |
309 | 0 | 22.3 |
310 | 93.7 | 0 |
311 | 0 | 64.4 |
312 | 0 | 0 |
313 | 34.7 | 0 |
314 | 0.7 | 5.5 |
315 | 14.1 | 0 |
316 | 0 | 0 |
317 | 0 | 0 |
318 | 51.5 | 0 |
319 | 49.2 | 3.1 |
320 | 0 | 7.9 |
321 | 4.9 | 2.6 |
322 | 0 | 0 |
323 | 5.5 | 0 |
324 | 0 | 52 |
325 | 0 | 1.9 |
326 | 0 | 6.3 |
327 | 0 | 0 |
328 | 0 | 0 |
329 | 18.7 | 0 |
330 | 0 | 17.5 |
331 | 0 | 41.3 |
332 | 0 | 0 |
333 | 68.7 | 0 |
334 | 0 | 0 |
335 | 6.4 | 0 |
336 | 40.1 | 10.4 |
337 | 0 | 38.3 |
338 | 0 | 0 |
339 | 0 | 0 |
340 | 0 | 0 |
341 | 36.9 | 0 |
342 | 0 | 0 |
343 | 27 | 0 |
344 | 0 | 28.7 |
345 | 0 | 0 |
346 | 0 | 0 |
347 | 13.4 | 0 |
348 | 75.7 | 0 |
349 | 0 | 23.9 |
350 | 15.1 | 0 |
351 | 0 | 0 |
352 | 29 | 0 |
353 | 0 | 0 |
354 | 146.1 | 0 |
355 | 0 | 5.8 |
356 | 0.4 | 18 |
357 | 108.8 | 0.7 |
358 | 0 | 28.6 |
359 | 0 | 0 |
360 | 0 | 0 |
361 | 0 | 0 |
362 | 20.1 | 0 |
363 | 0.5 | 3.2 |
364 | 0 | 18.7 |
365 | 18.2 | 0 |
366 | 0 | 0 |
367 | 0 | 0 |
368 | 0 | 21.6 |
369 | 62.6 | 0 |
370 | 20.3 | 0 |
371 | 0 | 0 |
372 | 63.7 | 13.8 |
373 | 22.7 | 0 |
374 | 0 | 10.4 |
375 | 0 | 0 |
376 | 0 | 0 |
377 | 0 | 0 |
378 | 0 | 0 |
379 | 0 | 0 |
380 | 0.1 | 70.1 |
381 | 2.3 | 0 |
382 | 0 | 0 |
383 | 0 | 0 |
384 | 0 | 0 |
385 | 0 | 0 |
386 | 0 | 0 |
387 | 0 | 0 |
388 | 38.6 | 0 |
389 | 0 | 5.1 |
390 | 7.4 | 0 |
391 | 16.7 | 14.3 |
392 | 55.6 | 0 |
393 | 18.6 | 0 |
394 | 0 | 0 |
395 | 0 | 0 |
396 | 7.5 | 0 |
397 | 32.1 | 0 |
398 | 0 | 0 |
399 | 0 | 0 |
400 | 6.1 | 0 |
401 | 0 | 0 |
402 | 0 | 27 |
403 | 0 | 0 |
404 | 22 | 15.2 |
405 | 0 | 0 |
406 | 3.7 | 0 |
407 | 29.9 | 0 |
408 | 0 | 1.1 |
409 | 143.5 | 1.4 |
410 | 38.6 | 42.4 |
411 | 8.9 | 0 |
412 | 0 | 0 |
413 | 8.5 | 0 |
414 | 0 | 7.3 |
415 | 0 | 0 |
416 | 14.5 | 23.6 |
417 | 9.3 | 0 |
418 | 0 | 1.3 |
419 | 0 | 0 |
420 | 39.6 | 52.5 |
421 | 14.6 | 0 |
422 | 0 | 0 |
423 | 0 | 6.8 |
424 | 23.1 | 0 |
425 | 8.4 | 0 |
426 | 6.9 | 10.8 |
427 | 0 | 0 |
428 | 0 | 0 |
429 | 0 | 7.8 |
430 | 0 | 31.9 |
431 | 3.9 | 2.1 |
432 | 26.6 | 0 |
433 | 0 | 0 |
434 | 0 | 22.4 |
435 | 1.5 | 0 |
436 | 0 | 0 |
437 | 23.2 | 2.2 |
438 | 63.3 | 2.6 |
439 | 0 | 0 |
440 | 32.9 | 0 |
441 | 0 | 0 |
442 | 1.7 | 23.6 |
443 | 14.2 | 0 |
444 | 3.2 | 0 |
445 | 3.7 | 0 |
446 | 0 | 13.4 |
447 | 0 | 0 |
448 | 0 | 7.7 |
449 | 0 | 14.6 |
450 | 23.6 | 11.6 |
451 | 0.3 | 7 |
452 | 0 | 0 |
453 | 5.9 | 5.1 |
454 | 0 | 0 |
455 | 0 | 0 |
456 | 0 | 8.1 |
457 | 20.6 | 0 |
458 | 0 | 7.1 |
459 | 2.7 | 3.3 |
460 | 3.5 | 0 |
461 | 0 | 0 |
462 | 26.5 | 0 |
463 | 18.6 | 0 |
464 | 0 | 0 |
465 | 0 | 22 |
466 | 37.4 | 0 |
467 | 0 | 0 |
468 | 0 | 0 |
469 | 0 | 0 |
470 | 0 | 0 |
471 | 12 | 1.1 |
472 | 16.1 | 0 |
473 | 123.4 | 0 |
474 | 0 | 0 |
475 | 0 | 35 |
476 | 0 | 17 |
477 | 0 | 0 |
478 | 0 | 11.5 |
479 | 72.4 | 0 |
480 | 0 | 20.6 |
481 | 0 | 0 |
482 | 0 | 16 |
483 | 0 | 0 |
484 | 0 | 0 |
485 | 6.2 | 0 |
486 | 53.4 | 0 |
487 | 0 | 0 |
488 | 8.3 | 0 |
489 | 7.2 | 0 |
490 | 0 | 12.3 |
491 | 0 | 0 |
492 | 0 | 0 |
493 | 0 | 0 |
494 | 0 | 11.4 |
495 | 0 | 0 |
496 | 0 | 9.2 |
497 | 31.2 | 0 |
498 | 1.3 | 16.9 |
499 | 20.6 | 0 |
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