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A clinician is interested in examining the effectiveness of a new treatment approach for depression. Currently, 20 people are in the control group and 20 people are in the intervention group. In similar research, clinicians have reported post-treatment depression scores of 30 and 26 for the control groups and intervention groups respectively, and a standard deviation of 4.5. What is a reasonable estimate of power if α = .05?
Judge
An official appointed to decide cases in a court of law.
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The activity of correctly sequencing the letters that form a word.
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Depends on or trusts in someone or something.
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The process or activity of writing or naming the letters of a word in correct sequence.
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