Hello I could really use some help with part B of this question!

A recent internal report indicated that the mean number of miles between oil changes for franchise customers Is at least 3.500. One franchise owner conducted a study to determine whether this statement was accurate for his franchise's customers. He selected a simple random sample of it] customers and determined the number of miles each had driven the car between oil changes. The sample data that were obtained is iisted in the accompanying table. a. State the appropriate null and alternative hypotheses. b. Use the test statistic approach to test the null hypothesis with u = 0.025. E Click the icon to View the data table. a. State the appropriate null and alternative hypothe- 0 Ages of Individuals ..:_':.. rt. H0: p a 3,500 HA: p = 3,500 _ 3 401 4 243 1 343 2 335 3 35? .' '- _ . . 1 . . -'- D' \"0- "2 3'5\"" 3,615 3.3?3 3.413 3.?99 3.6111 HA: p e: 3,500 b. Determine the critical vaiue{s} for or = 0.025. Print _ Done The criticaivalue(s) is{are} El. . (Use a comma to separate answers as needed. Round to four decimal places as needed.)