A computer repair firm believes that its average repair time is less than two weeks. Using the data in the Excel file Computer Repair Times, determine if the company can continue to support this claim. Computer Repair Times Sample Repair Time (Days) 1 18 2 15 3 17 4 9 5 37 6 15 7 8 8 29 9 10 10 14 11 17 12 12 13 13 14 12 15 11 16 14 17 13 18 16 19 13 20 15 21 16 22 12 23 34 24 29 25 13 26 19 27 12 28 15 29 16 30 14 31 15 32 7 33 40 34 16 35 11 36 11 37 10 38 13 39 14 40 9 41 18 42 8 43 13 44 8 45 10 46 13 47 16 48 9 49 9 50 12 51 16 52 9 53 15 54 17 55 38 56 11 57 15 58 16 59 10 60 9 61 25 62 15 63 7 64 11 65 19 66 13 67 12 68 20 69 12 70 13 71 11 72 8 73 14 74 10 75 12 76 15 77 17 78 10 79 13 80 18 81 26 82 14 83 15 84 12 85 15 86 9 87 10 88 21 89 11 90 36 91 8 92 20 93 14 94 18 95 19 96 14 97 12 98 16 99 17 100 12 101 10 102 10 103 15 104 23 105 13 106 19 107 19 108 12 109 13 110 12 111 16 112 12 113 14 114 11 115 14 116 7 117 16 118 12 119 16 120 10 121 12 122 36 123 9 124 9 125 22 126 16 127 12 128 17 129 9 130 25 131 14 132 13 133 13 134 8 135 14 136 8 137 17 138 13 139 12 140 8 141 12 142 17 143 22 144 19 145 10 146 19 147 10 148 17 149 13 150 9 151 13 152 9 153 11 154 12 155 17 156 15 157 15 158 27 159 17 160 10 161 20 162 15 163 12 164 15 165 23 166 17 167 8 168 17 169 10 170 20 171 16 172 12 173 11 174 22 175 11 176 14 177 17 178 18 179 11 180 21 181 15 182 14 183 16 184 10 185 19 186 14 187 20 188 27 189 20 190 15 191 20 192 11 193 14 194 13 195 26 196 9 197 8 198 15 199 16 200 21 201 14 202 15 203 15 204 14 205 15 206 15 207 16 208 5 209 11 210 14 211 8 212 21 213 10 214 18 215 13 216 16 217 11 218 11 219 10 220 18 221 11 222 18 223 23 224 22 225 19 226 9 227 11 228 10 229 6 230 39 231 14 232 10 233 11 234 7 235 13 236 17 237 8 238 25 239 20 240 13 241 21 242 7 243 12 244 16 245 23 246 18 247 31 248 6 249 17 250 13

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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A computer repair firm believes that its average repair time is less than two weeks. Using the data in the Excel file Computer Repair Times, determine if the company can continue to support this claim.

Computer Repair Times

Sample	Repair Time (Days)
1	18
2	15
3	17
4	9
5	37
6	15
7	8
8	29
9	10
10	14
11	17
12	12
13	13
14	12
15	11
16	14
17	13
18	16
19	13
20	15
21	16
22	12
23	34
24	29
25	13
26	19
27	12
28	15
29	16
30	14
31	15
32	7
33	40
34	16
35	11
36	11
37	10
38	13
39	14
40	9
41	18
42	8
43	13
44	8
45	10
46	13
47	16
48	9
49	9
50	12
51	16
52	9
53	15
54	17
55	38
56	11
57	15
58	16
59	10
60	9
61	25
62	15
63	7
64	11
65	19
66	13
67	12
68	20
69	12
70	13
71	11
72	8
73	14
74	10
75	12
76	15
77	17
78	10
79	13
80	18
81	26
82	14
83	15
84	12
85	15
86	9
87	10
88	21
89	11
90	36
91	8
92	20
93	14
94	18
95	19
96	14
97	12
98	16
99	17
100	12
101	10
102	10
103	15
104	23
105	13
106	19
107	19
108	12
109	13
110	12
111	16
112	12
113	14
114	11
115	14
116	7
117	16
118	12
119	16
120	10
121	12
122	36
123	9
124	9
125	22
126	16
127	12
128	17
129	9
130	25
131	14
132	13
133	13
134	8
135	14
136	8
137	17
138	13
139	12
140	8
141	12
142	17
143	22
144	19
145	10
146	19
147	10
148	17
149	13
150	9
151	13
152	9
153	11
154	12
155	17
156	15
157	15
158	27
159	17
160	10
161	20
162	15
163	12
164	15
165	23
166	17
167	8
168	17
169	10
170	20
171	16
172	12
173	11
174	22
175	11
176	14
177	17
178	18
179	11
180	21
181	15
182	14
183	16
184	10
185	19
186	14
187	20
188	27
189	20
190	15
191	20
192	11
193	14
194	13
195	26
196	9
197	8
198	15
199	16
200	21
201	14
202	15
203	15
204	14
205	15
206	15
207	16
208	5
209	11
210	14
211	8
212	21
213	10
214	18
215	13
216	16
217	11
218	11
219	10
220	18
221	11
222	18
223	23
224	22
225	19
226	9
227	11
228	10
229	6
230	39
231	14
232	10
233	11
234	7
235	13
236	17
237	8
238	25
239	20
240	13
241	21
242	7
243	12
244	16
245	23
246	18
247	31
248	6
249	17
250	13

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