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
221 209
221 214
206 223
213 221
226 218
243 214
182 222
229 220
214 223
233 222
231 233
217 219
219 226
234 226
239 219
235 228
211 211
239 216
221 219
234 209
The Hypotheses for this problem are:
H0: 1 = 2
H1: 1 2
Find the p-value. Round answer to 4 decimal places. Make sure you put the 0 in front of the decimal.
p-value =___
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