ci
posted by Tony .
A researcher is interested in whether students who attend private high schools have higher average SAT Scores than students in the general population. A random sample of 90 students at a private high school is tested and and a mean SAT score of 1030 is obtained. The average score for public high school student is 1000 (ó= 200). What is the CI?

ci = ???????????? 
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ci 
SraJMcGin
I LOVE this! Do you have any idea what "CI" means to me?
Counterintelligence
Confidential Informant
Confidential Information
Crazy Ivan, a U.S. Navy term for a Soviet submarine maneuver
Compliance Inspection (USAF)
Chief Inspector, a police rank
Commander's intent, a summary for orders that expresses the desired result
Sra
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