This preview shows page 1. Sign up to view the full content.
Unformatted text preview: was 1100. We suspect that this years overall mean SAT score is higher. Find the power of the appropriate test at = 1111, if the decision is be based on a random sample of 81 students from this year's class, and a 5% level of significance is used....
View Full Document
- Spring '11
- Standard Deviation