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    Hypothesis - Tests and Errors

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    With each hypothesis, indicate whether the appropriate analysis would be a one-tailed test or a two-tailed test and indicate a type I and type II error, given the context of the hypothesis.

    Hypothesis:

    1. The three treatments tested differ in how well they work.
    2. Children receiving supportive therapy will get worse over time (at post-treatment).
    3. Girls will do better than boys with treatment (any treatment).

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    https://brainmass.com/statistics/hypothesis-testing/hypothesis-tests-errors-499627

    Solution Preview

    1. This is a two-tailed test.

    A type I error occurs when we claimed that the three treatments tested differ in how well they work, but actually the three treatments tested are the same in how well they work.

    A type II error occurs when we claimed that the three treatments tested are the same in how well they work, ...

    Solution Summary

    The expert examines the tests and errors in hypothesis testing.

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