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    Formulating Null and Alternative Hypotheses

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    Formulate the null and alternative hypotheses for a hypothesis test based on the statement below. Identify the population and describe how to select a random sample for a hypothesis test. State in clear terms the conclusion that should be given if the null hypothesis is rejected.

    A high school principal claims that the mean mathematics SAT score of female seniors at his school is less than the national average of 495.

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    Solution Preview

    H0: μ = 495
    HA: μ < 495

    Population: SAT scores of all female seniors in schools. A sample can be selected by selecting a few ...

    Solution Summary

    This solution provides guidelines on forming hypotheses for a test and the sample population for the hypothesis test.