You want to see if there is a difference among juniors and seniors at your university in ownership of the latest version of the iPad. You conduct a study of 300 juniors and 300 seniors, and you discover the following: 45 of the juniors have the latest iPad, and 60 of the seniors have the latest iPad.
Is there a significant difference between juniors and seniors in terms of the proportion that have the latest iPad?
- State the null and alternate hypotheses.
- Conduct the appropriate statistical test to test these hypotheses.
- Did you find a significant difference between juniors and seniors? If yes, carefully explain your findings.