Solution: The table below shows the age and favorite type of music of 668 randomly selected people. Use a 5 percent level of significance to test the null
Question: The table below shows the age and favorite type of music of 668 randomly selected people.
Use a 5 percent level of significance to test the null hypothesis that age and preferred music type are independent.
| Rock | Pop | Classical | |
| 15-25 | 50 | 85 | 73 |
| 25-35 | 68 | 91 | 60 |
| 35-45 | 90 | 74 | 77 |
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