Scenario A. A researcher is interested in testing whether his new therapy for adolescent depression works...

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Scenario A. A researcher is interested in testing whether his new therapy for adolescent depression works to reduce depression. He measures depression before and after the therapy and he expects depression levels to decrease after therapy. What is the null hypothesis for this scenario? Ho: depression after therapy 2 depression before therapy (Ho: depression after therapy depression before therapy O Ho: depression after therapy < depression before therapy Ho: depression after therapy > depression before therapy Scenario A. A researcher is interested in testing whether his new therapy for adolescent depression works to reduce depression. He measures depression before and after the therapy and he expects depression levels to decrease after therapy. What is the null hypothesis for this scenario? Ho: depression after therapy 2 depression before therapy (Ho: depression after therapy depression before therapy O Ho: depression after therapy < depression before therapy Ho: depression after therapy > depression before therapy

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