A researcher claims that the average age of people who buy lottery tickets is 65. A sample of 30 is
Question: A researcher claims that the average age of people who buy lottery tickets is 65. A sample of 30 is selected and their ages are recorded as shown below. The standard deviation is 9. At \(\alpha \) = 0.01 is there enough evidence to reject the researcher’s claim? Show all work.
49 | 63 | 68 | 52 | 38 | 80 | 72 | 56 | 75 | 56 |
65 | 46 | 70 | 74 | 70 | 61 | 65 | 71 | 58 | 74 |
79 | 76 | 43 | 49 | 62 | 68 | 35 | 67 | 69 | 45 |
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Solution: The solution consists of 2 pages
Deliverables: Word Document![](/images/msword.png)
Deliverables: Word Document
![](/images/msword.png)