Unformatted text preview: was 1100. We suspect that this year’s overall mean SAT score is higher. Find the power of the appropriate test at μ = 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....
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 Spring '11
 Stepanov
 Statistics, Standard Deviation, 5%, Anytown State University, overall mean SAT

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