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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 = ???????????? -

    If you really want an expert to help you, be sure to follow directions and type your subject in the School Subject box. Any other words, including obscure abbreviations, are likely to delay responses from a teacher who knows that subject well.

  • ci -

    I LOVE this! Do you have any idea what "CI" means to me?

    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


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