Question
A movie theater company wants to see if there is a difference in the average movie ticket sales in San Diego and Portland per week.
A movie theater company wants to see if there is a difference in the average movie ticket sales in San Diego and Portland per week. They sample 20 sales from San Diego and 20 sales from Portland over a week. Test the claim using a 5% level of significance. Assume the variances are unequal and that movie sales are normally distributed.
San Diego Portland
234 211
221 214
202 228
214 222
228 218
244 216
182 222
245 220
215 228
233 224
227 234
217 219
219 226
234 226
255 219
235 228
211 212
248 216
232 217
233 214
Choose the correct decision and summary based on the p-value.
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Linear Algebra With Applications
Authors: W. Keith Nicholson
7th Edition
978-0070985100, 70985103
