Refer to the accompanying data set of mean drive-through service times at dinner in seconds at two fast food restaurants. Construct a 99% confidence interval estimate of the mean drive-through service time for Restaurant X at dinner; then c the same for Restaurant Y. Compare the results. E Click the icon to view the data on drive-through service times. Construct a 99% confidence interval of the mean drive-through service times at dinner for Restaurant X. ] sec < µ

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7.2.27-E
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Refer to the accompanying data set of mean drive-through service times at dinner in seconds at two fast food restaurants. Construct a 99% confidence interval estimate of the mean drive-through service time for Restaurant X at dinner; then de
the same for Restaurant Y. Compare the results.
Click the icon to view the data on drive-through service times.
Construct a 99% confidence interval of the mean drive-through service times at dinner for Restaurant X.
sec<µ<
Restaurant Drive-Through Service Times
sec
(Round to one decimal place as needed.)
Service Times (seconds)
Restaurant X
RestaurantY
83
123
120
149
269
97
124
152
112
172
182
124
150
159
217
136
108
128
124
125
332
312
176
113
155
136
131
223
210
291
148
94
234
235
187
130
96
137
245
140
156
197
169
120
69
145
201
153
143
139
204
178
119
141
174
145
157
130
173
137
187
197
233
193
351
237
240
251
237
237
300
207
200
177
191
166
90
105
58
168
103
147
172
154
174
78
145
147
103
128
152
165
120
133
310
146
134
182
153
123
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Transcribed Image Text:7.2.27-E Question Help Refer to the accompanying data set of mean drive-through service times at dinner in seconds at two fast food restaurants. Construct a 99% confidence interval estimate of the mean drive-through service time for Restaurant X at dinner; then de the same for Restaurant Y. Compare the results. Click the icon to view the data on drive-through service times. Construct a 99% confidence interval of the mean drive-through service times at dinner for Restaurant X. sec<µ< Restaurant Drive-Through Service Times sec (Round to one decimal place as needed.) Service Times (seconds) Restaurant X RestaurantY 83 123 120 149 269 97 124 152 112 172 182 124 150 159 217 136 108 128 124 125 332 312 176 113 155 136 131 223 210 291 148 94 234 235 187 130 96 137 245 140 156 197 169 120 69 145 201 153 143 139 204 178 119 141 174 145 157 130 173 137 187 197 233 193 351 237 240 251 237 237 300 207 200 177 191 166 90 105 58 168 103 147 172 154 174 78 145 147 103 128 152 165 120 133 310 146 134 182 153 123 Print Done
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